back 的英语意思
backback1 /bæk/ adverb 
查看全部语言翻译1return to place in, into, or to the place or position where someone or something was before回到或到达某人或某物之前所在的地方或位置: 
I’ll be back in a minute.我一会儿就回来。 Put that book back where you found it!把那本书放回你找到它的地方！back in/to/into etc Rory plugged the cable back into the socket.Rory 把电缆重新插回了插座。 I feel like going back to bed.我想再回去睡觉。go/get/head etc back We ought to try and get back before it gets dark.我们应该在天黑之前设法回来。 He was back home by half past eleven.他在十一点半之前回到了家。 It’s possible to travel there and back in a day.一天之内往返是有可能的。GRAMMAR语法• You go back to a place: · We decided to go back to Athens.· I’m going back to school tomorrow.• 回到某地用 go back to a place：· 我们决定回雅典。· 我明天要回学校了。• You go back home: · It’s time to go back home. ✗Don’t say: go back to home• 回家说 go back home：· 该回家了。✗ 不要说：go back to home2as before in or into the condition or situation you were in before恢复或回到以前的状态或处境: Gary woke at 4 am and couldn’t get back to sleep.Gary 凌晨 4 点醒来，再也睡不着了。 It took me a long time to get my confidence back.我花了很长时间才重新找回自信。 If you decide to marry him, there will be no going back (=you will not be able to get back to your previous situation).如果你决定嫁给他，就再也无法回头了（=你将无法回到以前的处境）。go/get back to (doing) something There’s no way I’m going back to being poor.我绝不会再回到贫穷的日子。 It’ll take a while for things to get back to normal.事情恢复正常还需要一段时间。3previous place in or to a place where you lived or worked before在或回到以前居住或工作的地方back in/at She was the one who had fired him from his first job back in South Africa.正是她当年在南非解雇了他的第一份工作。back home (=in the place that you come from and think of as your home)（=在你来自并视为故乡的地方） It reminded me of evenings back home.这让我想起了在家乡的夜晚。4backwards in the opposite direction from the way you are facing朝与面朝方向相反的方向 OPP forwards: He glanced back at the house.他回头看了看那栋房子。 Kirov stepped back a pace.Kirov 后退了一步。 She tilted her head back to look at him.她仰起头看着他。5reply/reaction if you do something back, you do it as a reply or reaction to what someone has said or done如果你"back"地做某事，是指你作为对某人言行的回应或反应而做某事: Can I call you back later?我可以待会儿再给你回电话吗？ I’ll pay you back on Friday.我周五还你钱。 ‘No, thanks!’ he shouted back."不，谢谢！"他回喊道。 If he hits you, you just hit him back.如果他打你，你就打回去。6return something to somebody if you give something, get something etc back, you return it to the person who first had it, or you have it returned to you如果你"give back"或"get back"某物，是指你将其归还给原来的持有人，或者你得到了归还: Can we have our ball back, please?请把我们的球还给我们好吗？ I want all my books back as soon as you’ve finished with them.你一看完，我所有的书都要还给我。 Give me back that letter! It’s none of your business!把那封信还给我！这不关你的事！7in the past in or towards a time in the past在或朝向过去的某个时间: a pile of newspapers dating back to the 1970s一摞可追溯到20世纪70年代的报纸 A lot of emotional problems can be traced back to childhood.许多情感问题都可以追溯到童年。 Looking back on it, I should have known he was unhappy.回过头来想，我本应该知道他不快乐的。 At times, I think back to my life in Moscow.有时，我会回想起在莫斯科的生活。back in The house was built back in 1235.这栋房子早在1235年就建成了。three years/two months etc back (=three years etc ago)（=三年前等） His wife died a couple of years back.他妻子几年前去世了。 He called me a while back.他不久前给我打了个电话。8again once again再一次: Go back over your work to check for any mistakes.重新检查一遍你的作业，看有没有错误。 Liverpool were back level again two minutes later with a superb goal.两分钟后，利物浦凭借一粒精彩进球重新追平比分。9sit/lie/lean back to sit or lie in a comfortable relaxed way以舒适放松的方式坐着或躺着: Sit back, relax, and enjoy the show!靠回去，放松，享受演出！10away away from a surface, person, or thing远离某个表面、人或事物: She pulled the bandage back very carefully.她非常小心地把绷带往后拉开。 Her hair was brushed back from her face.她的头发向后梳离了脸部。 The woman nodded and stood back, allowing Patrick to enter.那位女士点点头，退后一步，让 Patrick 进门。11back and forth going in one direction and then in the opposite direction, and repeating this several times朝一个方向走，然后朝相反方向走，如此反复多次: We travel back and forth all the time between Canada and England.我们一直在加拿大和英国之间来回奔波。 He was pacing back and forth.他在来回踱步。12towards beginning towards the beginning of a book, film, or computer document etc朝向书、电影或计算机文档等的开头: Turn back to the summaries at the end of section 1.5.翻回到第1.5节末尾的摘要部分。 Clicking on the icon will take you back to the previous web page.点击该图标将带你返回到上一个网页。 Wind the tape back to the beginning.把磁带倒回到开头。
查看全部语言翻译1return to place in, into, or to the place or position where someone or something was before回到或到达某人或某物之前所在的地方或位置: I’ll be back in a minute.我一会儿就回来。 Put that book back where you found it!把那本书放回你找到它的地方！back in/to/into etc Rory plugged the cable back into the socket.Rory 把电缆重新插回了插座。 I feel like going back to bed.我想再回去睡觉。go/get/head etc back We ought to try and get back before it gets dark.我们应该在天黑之前设法回来。 He was back home by half past eleven.他在十一点半之前回到了家。 It’s possible to travel there and back in a day.一天之内往返是有可能的。GRAMMAR语法• You go back to a place: · We decided to go back to Athens.· I’m going back to school tomorrow.• 回到某地用 go back to a place：· 我们决定回雅典。· 我明天要回学校了。• You go back home: · It’s time to go back home. ✗Don’t say: go back to home• 回家说 go back home：· 该回家了。✗ 不要说：go back to home2as before in or into the condition or situation you were in before恢复或回到以前的状态或处境: Gary woke at 4 am and couldn’t get back to sleep.Gary 凌晨 4 点醒来，再也睡不着了。 It took me a long time to get my confidence back.我花了很长时间才重新找回自信。 If you decide to marry him, there will be no going back (=you will not be able to get back to your previous situation).如果你决定嫁给他，就再也无法回头了（=你将无法回到以前的处境）。go/get back to (doing) something There’s no way I’m going back to being poor.我绝不会再回到贫穷的日子。 It’ll take a while for things to get back to normal.事情恢复正常还需要一段时间。3previous place in or to a place where you lived or worked before在或回到以前居住或工作的地方back in/at She was the one who had fired him from his first job back in South Africa.正是她当年在南非解雇了他的第一份工作。back home (=in the place that you come from and think of as your home)（=在你来自并视为故乡的地方） It reminded me of evenings back home.这让我想起了在家乡的夜晚。4backwards in the opposite direction from the way you are facing朝与面朝方向相反的方向 OPP forwards: He glanced back at the house.他回头看了看那栋房子。 Kirov stepped back a pace.Kirov 后退了一步。 She tilted her head back to look at him.她仰起头看着他。5reply/reaction if you do something back, you do it as a reply or reaction to what someone has said or done如果你"back"地做某事，是指你作为对某人言行的回应或反应而做某事: Can I call you back later?我可以待会儿再给你回电话吗？ I’ll pay you back on Friday.我周五还你钱。 ‘No, thanks!’ he shouted back."不，谢谢！"他回喊道。 If he hits you, you just hit him back.如果他打你，你就打回去。6return something to somebody if you give something, get something etc back, you return it to the person who first had it, or you have it returned to you如果你"give back"或"get back"某物，是指你将其归还给原来的持有人，或者你得到了归还: Can we have our ball back, please?请把我们的球还给我们好吗？ I want all my books back as soon as you’ve finished with them.你一看完，我所有的书都要还给我。 Give me back that letter! It’s none of your business!把那封信还给我！这不关你的事！7in the past in or towards a time in the past在或朝向过去的某个时间: a pile of newspapers dating back to the 1970s一摞可追溯到20世纪70年代的报纸 A lot of emotional problems can be traced back to childhood.许多情感问题都可以追溯到童年。 Looking back on it, I should have known he was unhappy.回过头来想，我本应该知道他不快乐的。 At times, I think back to my life in Moscow.有时，我会回想起在莫斯科的生活。back in The house was built back in 1235.这栋房子早在1235年就建成了。three years/two months etc back (=three years etc ago)（=三年前等） His wife died a couple of years back.他妻子几年前去世了。 He called me a while back.他不久前给我打了个电话。8again once again再一次: Go back over your work to check for any mistakes.重新检查一遍你的作业，看有没有错误。 Liverpool were back level again two minutes later with a superb goal.两分钟后，利物浦凭借一粒精彩进球重新追平比分。9sit/lie/lean back to sit or lie in a comfortable relaxed way以舒适放松的方式坐着或躺着: Sit back, relax, and enjoy the show!靠回去，放松，享受演出！10away away from a surface, person, or thing远离某个表面、人或事物: She pulled the bandage back very carefully.她非常小心地把绷带往后拉开。 Her hair was brushed back from her face.她的头发向后梳离了脸部。 The woman nodded and stood back, allowing Patrick to enter.那位女士点点头，退后一步，让 Patrick 进门。11back and forth going in one direction and then in the opposite direction, and repeating this several times朝一个方向走，然后朝相反方向走，如此反复多次: We travel back and forth all the time between Canada and England.我们一直在加拿大和英国之间来回奔波。 He was pacing back and forth.他在来回踱步。12towards beginning towards the beginning of a book, film, or computer document etc朝向书、电影或计算机文档等的开头: Turn back to the summaries at the end of section 1.5.翻回到第1.5节末尾的摘要部分。 Clicking on the icon will take you back to the previous web page.点击该图标将带你返回到上一个网页。 Wind the tape back to the beginning.把磁带倒回到开头。backback2 noun [countable] 1part of your body a)the part of the body between the neck and legs, on the opposite side to the stomach and chest身体颈部和腿部之间、胃部和胸部对侧的部位；背部: The cat arched its back and hissed.猫弓起背部，发出嘶嘶声。 My feet were sore and my back was aching.我的脚又痛，背也在隐隐作痛。 Keep your head up and your back straight.保持头部抬起，背部挺直。 To avoid back problems, always bend your knees when you lift heavy objects.为避免背部问题，提重物时务必弯曲膝盖。 He lay on his back and gazed at the ceiling.他仰躺着，凝视着天花板。 Johnny was lying flat on his back in the middle of the floor.Johnny 仰面平躺在地板中央。 Anna stood with her back to the window.Anna 背朝窗户站着。on somebody’s back (=carried on someone’s back)（=被某人背着） The girl appeared again, now with a little baby on her back.那个女孩再次出现，这次背上背着一个小婴儿。 b)the bones between your neck and the top of your legs颈部与腿部顶端之间的骨骼；脊柱 SYN spine: He broke his back in a motorbike accident.他在一次摩托车事故中脊椎骨折。2not at front [usually singular] the part of something that is furthest from the front某物最远离正面的部分；后部 OPP front: a T-shirt with a picture of a snake on the back背面印有蛇图案的T恤back of He kissed her on the back of her head.他吻了她的后脑勺。 Her window faced the backs of the houses.她的窗户面对着那些房子的背面。in the back (of something) (=used especially about the back of a vehicle)（=尤指车辆后部） Two men were sitting in the back of the car.两名男子坐在汽车后座。at the back (of something) a small shop with an office at the back后部设有办公室的小店铺in back (of something) American English (=in or at the back of something)（=在某物的后部或后方） Kids should always wear seat belts, even in back.孩子们应该始终系好安全带，即使坐在后座也一样。out back American English (=behind a house or other building)（=在房屋或其他建筑物的后面） Tom’s working on the car out back.Tom 在后面修车呢。round/out the back British English (=behind a house or building)（=在房屋或建筑物的背后） Have you looked round the back?你看过后面了吗？3less important side [usually singular] the less important side or surface of something such as a piece of paper or card某物（如纸张或卡片）不太重要的一面；背面 OPP front: Paul scribbled his address on the back of an envelope.Paul 在一个信封背面潦草地写下了自己的地址。 The credits are listed on the back of the album.制作人员名单列在专辑封底。4part of seat the part of a seat that you lean against when you are sitting座位上坐着时可倚靠的部分；椅背back of He rested his arm on the back of the sofa.他把手臂搭在沙发靠背上。5book/newspaper [usually singular] the last pages of a book or newspaper书或报纸的最后几页；末页 OPP frontat the back (of) The sports pages are usually at the back.体育版通常在最后几页。in the back (of) The answers are in the back of the book.答案在书的最后部分。6at/in the back of your mind a thought that is at the back of your mind is one you try to ignore because you do not want it to be true心底深处的想法是指你试图忽视的想法，因为你不希望它成真: At the back of her mind was the thought that he might be with someone else.她心底深处有一个念头：他可能在和别人在一起。put/push something to the back of your mind He tried to push these uncomfortable thoughts to the back of his mind.他试图把这些令人不安的想法压到心底深处。7back to back a)with the backs towards each other背对背: Stand back to back and we’ll see who’s tallest.背靠背站着，我们来看看谁最高。 b)happening immediately one after the other紧接着一个接一个地发生: He performed up to three times a day, often back to back.他每天最多演出三场，经常是连续演出。 → back-to-back18back to front British English a)in an incorrect position so that what should be at the back is at the front位置不正确，应在后面的部分跑到了前面；前后反了: You’ve got your sweater on back to front.你把毛衣穿反了。 b)doing something the wrong way round and starting with the part that should be at the end做事顺序颠倒，从本该在最后的部分开始: He got the commands back to front and the program didn’t work.他把命令输入的顺序搞反了，程序无法运行。9behind somebody’s back if you do something behind someone’s back, you do it without them knowing如果你在某人背后做某事，即你在他们不知情的情况下做: I don’t like the idea of the two of them talking about me behind my back.我不喜欢他们两个在背后议论我。 I should have realized that he’d go behind my back (=do something without telling me).我本应意识到他会背着我行事（=做某事而不告诉我）。10when/while somebody’s back is turned if something happens when your back is turned, it happens when you are not able to see or know what someone is doing如果某事在你背过身去时发生，即你无法看到或知道某人在做什么时发生: What are your kids up to when your back is turned?你一不留神，孩子们在搞什么鬼？11get/put somebody’s back up British English informal非正式 to annoy someone惹恼某人: Simone was the kind of person who was always putting people’s backs up.Simone 是那种总爱惹人烦的人。12get (somebody) off somebody’s back spoken口语 to stop annoying someone with a lot of questions, criticisms etc, or to make someone stop annoying you in this way停止以大量问题、批评等烦扰某人，或使某人停止以这种方式烦扰你: Maybe the only way to get him off my back is to tell him the truth.也许让他别再烦我的唯一办法就是告诉他实情。 Do me a favour and get off my back!帮帮忙，别再烦我了！13be on somebody’s back spoken口语 to be trying to make someone do something they do not want to do试图迫使某人做他们不想做的事: Why are you and Dad always on my back?你和爸爸为什么总是逼我？14on the back of something as a result of something that already exists or something you have already done作为已有事物或已做之事的结果；凭借: The company should be able to generate business on the back of existing contracts.该公司应能依托现有合同拓展业务。15on the backs of somebody using the work of a particular group to achieve something that they will not get any advantage from利用某一群体的劳动来实现某事，而该群体不会从中获益: Economic prosperity was won on the backs of the urban poor.经济繁荣是建立在城市贫民的血汗之上的。16sports a defending player in a sports team运动队中的防守队员；后卫 SYN defender17the back of beyond informal非正式 a place that is a long way from other places and is difficult to get to远离其他地方、难以到达的地方；穷乡僻壤: It’s a nice little cottage but it really is in the back of beyond.那是一座可爱的小屋，但真的是在穷乡僻壤。18be (flat) on your back a)to be lying on your back – used to emphasize that someone seems unlikely to get up soon仰面躺着——用于强调某人似乎短时间内不会站起来: He was drunk and flat on his back on the street.他喝醉了，仰面摊在街上。 b)to be so ill that you cannot get out of bed病得起不了床: Their best player was flat on his back in hospital.他们最好的球员病倒住院了。 c)if a business, country, economy etc is on its back, it is not successful如果一家企业、一个国家、一个经济体等处于"on its back"的状态，意思是它不景气: The UK market was flat on its back.英国市场陷入了严重低迷。19put your back into it informal非正式 to work extremely hard at something非常努力地做某事: If we really put our backs into it, we could finish today.如果我们真的全力以赴，今天就能完成。20be glad/delighted/pleased etc to see the back of somebody/something to be happy that someone is leaving or because you no longer have to deal with something为某人离开或不再需要处理某事而感到高兴: No, I’m not too upset that he left – in fact, I was glad to see the back of him.不，他走了我并不太难过——事实上，我很高兴终于摆脱他了。 I can’t wait to see the back of this project, I can tell you (=I will be happy when it ends).我告诉你，我迫不及待地想结束这个项目（=项目结束时我会很高兴）。21have your back to/against the wall informal非正式 to be in a difficult situation with no choice about what to do处于进退两难的困境，没有选择余地22at your back a)behind you在你身后: They had the wind at their backs as they set off.他们出发时顺风。 b)supporting you支持你: Caesar marched into Rome with an army at his back.凯撒率军进入罗马。23on your back informal非正式 not polite不礼貌 if someone achieves something on their back, they achieve it by having sex with someone如果某人"on their back"地获得某事，意思是他们通过与某人发生性关系来获得24high-backed/straight-backed/low-backed etc with a high, straight, low etc back有高、直、低等靠背的: a high-backed chair高靠背椅 → know something like the back of your hand at know1(3), → turn your back on somebody/something at turn1(7)
1part of your body a)the part of the body between the neck and legs, on the opposite side to the stomach and chest身体颈部和腿部之间、胃部和胸部对侧的部位；背部: The cat arched its back and hissed.猫弓起背部，发出嘶嘶声。 My feet were sore and my back was aching.我的脚又痛，背也在隐隐作痛。 Keep your head up and your back straight.保持头部抬起，背部挺直。 To avoid back problems, always bend your knees when you lift heavy objects.为避免背部问题，提重物时务必弯曲膝盖。 He lay on his back and gazed at the ceiling.他仰躺着，凝视着天花板。 Johnny was lying flat on his back in the middle of the floor.Johnny 仰面平躺在地板中央。 Anna stood with her back to the window.Anna 背朝窗户站着。on somebody’s back (=carried on someone’s back)（=被某人背着） The girl appeared again, now with a little baby on her back.那个女孩再次出现，这次背上背着一个小婴儿。 b)the bones between your neck and the top of your legs颈部与腿部顶端之间的骨骼；脊柱 SYN spine: He broke his back in a motorbike accident.他在一次摩托车事故中脊椎骨折。2not at front [usually singular] the part of something that is furthest from the front某物最远离正面的部分；后部 OPP front: a T-shirt with a picture of a snake on the back背面印有蛇图案的T恤back of He kissed her on the back of her head.他吻了她的后脑勺。 Her window faced the backs of the houses.她的窗户面对着那些房子的背面。in the back (of something) (=used especially about the back of a vehicle)（=尤指车辆后部） Two men were sitting in the back of the car.两名男子坐在汽车后座。at the back (of something) a small shop with an office at the back后部设有办公室的小店铺in back (of something) American English (=in or at the back of something)（=在某物的后部或后方） Kids should always wear seat belts, even in back.孩子们应该始终系好安全带，即使坐在后座也一样。out back American English (=behind a house or other building)（=在房屋或其他建筑物的后面） Tom’s working on the car out back.Tom 在后面修车呢。round/out the back British English (=behind a house or building)（=在房屋或建筑物的背后） Have you looked round the back?你看过后面了吗？3less important side [usually singular] the less important side or surface of something such as a piece of paper or card某物（如纸张或卡片）不太重要的一面；背面 OPP front: Paul scribbled his address on the back of an envelope.Paul 在一个信封背面潦草地写下了自己的地址。 The credits are listed on the back of the album.制作人员名单列在专辑封底。4part of seat the part of a seat that you lean against when you are sitting座位上坐着时可倚靠的部分；椅背back of He rested his arm on the back of the sofa.他把手臂搭在沙发靠背上。5book/newspaper [usually singular] the last pages of a book or newspaper书或报纸的最后几页；末页 OPP frontat the back (of) The sports pages are usually at the back.体育版通常在最后几页。in the back (of) The answers are in the back of the book.答案在书的最后部分。6at/in the back of your mind a thought that is at the back of your mind is one you try to ignore because you do not want it to be true心底深处的想法是指你试图忽视的想法，因为你不希望它成真: At the back of her mind was the thought that he might be with someone else.她心底深处有一个念头：他可能在和别人在一起。put/push something to the back of your mind He tried to push these uncomfortable thoughts to the back of his mind.他试图把这些令人不安的想法压到心底深处。7back to back a)with the backs towards each other背对背: Stand back to back and we’ll see who’s tallest.背靠背站着，我们来看看谁最高。 b)happening immediately one after the other紧接着一个接一个地发生: He performed up to three times a day, often back to back.他每天最多演出三场，经常是连续演出。 → back-to-back18back to front British English a)in an incorrect position so that what should be at the back is at the front位置不正确，应在后面的部分跑到了前面；前后反了: You’ve got your sweater on back to front.你把毛衣穿反了。 b)doing something the wrong way round and starting with the part that should be at the end做事顺序颠倒，从本该在最后的部分开始: He got the commands back to front and the program didn’t work.他把命令输入的顺序搞反了，程序无法运行。9behind somebody’s back if you do something behind someone’s back, you do it without them knowing如果你在某人背后做某事，即你在他们不知情的情况下做: I don’t like the idea of the two of them talking about me behind my back.我不喜欢他们两个在背后议论我。 I should have realized that he’d go behind my back (=do something without telling me).我本应意识到他会背着我行事（=做某事而不告诉我）。10when/while somebody’s back is turned if something happens when your back is turned, it happens when you are not able to see or know what someone is doing如果某事在你背过身去时发生，即你无法看到或知道某人在做什么时发生: What are your kids up to when your back is turned?你一不留神，孩子们在搞什么鬼？11get/put somebody’s back up British English informal非正式 to annoy someone惹恼某人: Simone was the kind of person who was always putting people’s backs up.Simone 是那种总爱惹人烦的人。12get (somebody) off somebody’s back spoken口语 to stop annoying someone with a lot of questions, criticisms etc, or to make someone stop annoying you in this way停止以大量问题、批评等烦扰某人，或使某人停止以这种方式烦扰你: Maybe the only way to get him off my back is to tell him the truth.也许让他别再烦我的唯一办法就是告诉他实情。 Do me a favour and get off my back!帮帮忙，别再烦我了！13be on somebody’s back spoken口语 to be trying to make someone do something they do not want to do试图迫使某人做他们不想做的事: Why are you and Dad always on my back?你和爸爸为什么总是逼我？14on the back of something as a result of something that already exists or something you have already done作为已有事物或已做之事的结果；凭借: The company should be able to generate business on the back of existing contracts.该公司应能依托现有合同拓展业务。15on the backs of somebody using the work of a particular group to achieve something that they will not get any advantage from利用某一群体的劳动来实现某事，而该群体不会从中获益: Economic prosperity was won on the backs of the urban poor.经济繁荣是建立在城市贫民的血汗之上的。16sports a defending player in a sports team运动队中的防守队员；后卫 SYN defender17the back of beyond informal非正式 a place that is a long way from other places and is difficult to get to远离其他地方、难以到达的地方；穷乡僻壤: It’s a nice little cottage but it really is in the back of beyond.那是一座可爱的小屋，但真的是在穷乡僻壤。18be (flat) on your back a)to be lying on your back – used to emphasize that someone seems unlikely to get up soon仰面躺着——用于强调某人似乎短时间内不会站起来: He was drunk and flat on his back on the street.他喝醉了，仰面摊在街上。 b)to be so ill that you cannot get out of bed病得起不了床: Their best player was flat on his back in hospital.他们最好的球员病倒住院了。 c)if a business, country, economy etc is on its back, it is not successful如果一家企业、一个国家、一个经济体等处于"on its back"的状态，意思是它不景气: The UK market was flat on its back.英国市场陷入了严重低迷。19put your back into it informal非正式 to work extremely hard at something非常努力地做某事: If we really put our backs into it, we could finish today.如果我们真的全力以赴，今天就能完成。20be glad/delighted/pleased etc to see the back of somebody/something to be happy that someone is leaving or because you no longer have to deal with something为某人离开或不再需要处理某事而感到高兴: No, I’m not too upset that he left – in fact, I was glad to see the back of him.不，他走了我并不太难过——事实上，我很高兴终于摆脱他了。 I can’t wait to see the back of this project, I can tell you (=I will be happy when it ends).我告诉你，我迫不及待地想结束这个项目（=项目结束时我会很高兴）。21have your back to/against the wall informal非正式 to be in a difficult situation with no choice about what to do处于进退两难的困境，没有选择余地22at your back a)behind you在你身后: They had the wind at their backs as they set off.他们出发时顺风。 b)supporting you支持你: Caesar marched into Rome with an army at his back.凯撒率军进入罗马。23on your back informal非正式 not polite不礼貌 if someone achieves something on their back, they achieve it by having sex with someone如果某人"on their back"地获得某事，意思是他们通过与某人发生性关系来获得24high-backed/straight-backed/low-backed etc with a high, straight, low etc back有高、直、低等靠背的: a high-backed chair高靠背椅 → know something like the back of your hand at know1(3), → turn your back on somebody/something at turn1(7)backback3 verb 1support [transitive] a)to support someone or something, especially by giving them money or using your influence支持某人或某事，尤指提供资金或动用影响力: The scheme has been backed by several major companies in the region.该计划已获得该地区几家大型公司的支持。 Some suspected that the rebellion was backed and financed by the US.一些人怀疑这场叛乱受到美国的支持和资助。 government-backed loans政府担保贷款 b) (also back up) to support an idea by providing facts, proof etc通过提供事实、证据等来支持某个观点: His claims are not backed by any scientific evidence.他的主张没有任何科学证据支撑。► see thesaurus at supportGRAMMAR Back is usually passive in this meaning.2move backwards [intransitive always + adverb/preposition, transitive] to move backwards, or make someone or something move backwards向后移动，或使某人或某物向后移动back into/out of/away from etc She backed into a doorway to let the crowds pass by.她退进门口，让人群通过。back somebody into/towards/out of etc something He began to back her towards the open door.他开始把她逼向打开的门。back something into/towards/out of etc something I backed the car into the garage.我把车倒进了车库。3put something on the back [transitive] to put a material or substance onto the back of something, in order to protect it or make it stronger在某物背面贴上材料或物质，以保护或加固它: The photograph is backed with cardboard.照片背面贴了硬纸板。 a plastic-backed shower curtain背面有塑料衬里的浴帘GRAMMAR Back is usually passive in this meaning.4be behind something [transitive] to be at the back of something or behind it在某物的后面或背面: The Jandia Peninsula is a stretch of white sands backed by a mountain range.汉迪亚半岛是一片白色沙滩，背靠山脉。GRAMMAR Back is usually passive in this meaning.5music [transitive] to play or sing the music that supports the main singer or musician演奏或演唱为主要歌手或音乐家伴奏的音乐: They performed all their hits, backed by a 40-piece orchestra.他们在一支40人管弦乐团的伴奏下演唱了所有热门歌曲。GRAMMAR Back is usually passive in this meaning.6risk money [transitive] to risk money on whether a particular horse, dog, team etc wins something在特定马匹、狗、球队等是否获胜上押注7back the wrong horse to support someone or something that is not successful支持一个不成功的人或事物back away phrasal verb1to move backwards and away from someone or something, especially because you are frightened向后退并远离某人或某物，尤指因为感到害怕back away from She backed away from the menacing look on his face.她被他脸上那副威胁的表情吓得往后退。2to stop supporting a plan or idea, or stop being involved in something停止支持某个计划或想法，或停止参与某事back away from The government has backed away from its nuclear weapons strategy.政府已放弃其核武器战略。back down phrasal verb to admit that you are wrong or that you have lost an argument承认自己错了或在争论中认输: Both sides have refused to back down.双方都拒绝让步。back off phrasal verb1to move backwards, away from someone or something向后退，远离某人或某物: She backed off and then turned and ran.她退后，然后转身跑开了。2to stop telling someone what to do, or stop criticizing them, especially so that they can deal with something themselves停止告诉某人该怎么做或停止批评他们，尤指让他们自己处理事情: I think you should back off for a while.我认为你应该暂时退一步。 Back off, Marc! Let me run my own life!别管我，Marc！让我自己过自己的生活！3to stop supporting something, or decide not to do something you were planning to do停止支持某事，或决定不去做原计划要做的事: Jerry backed off when he realized how much work was involved.Jerry 意识到工作量有多大后退缩了。back off from The company has backed off from investing new money.该公司已决定不再投入新资金。back onto something phrasal verb if a building backs onto something, its back faces it如果一栋建筑"backs onto"某物，则其背面面对该物: The hotel backs onto St Mark’s Square.该酒店背面朝向圣马可广场。back out phrasal verb to decide not to do something that you had promised to do决定不去履行已承诺的事情；食言: It’s too late to back out now.现在退出已经太晚了。 After you’ve signed the contract, it will be impossible to back out.合同签署之后，就不可能反悔了。back out of The government is trying to back out of its commitment to reduce pollution.政府正试图食言，逃避减少污染的承诺。back up phrasal verb1back somebody/something ↔ up to say or show that what someone is saying is true说明或证明某人所说的话是真实的；为……作证: Jane would back me up if she were here.如果 Jane 在这里，她会为我作证的。 There’s no evidence to back up his accusations.没有证据支持他的指控。 These theories have not been backed up by research.这些理论尚未得到研究的证实。2back somebody/something ↔ up to provide support or help for someone or something为某人或某事提供支持或帮助: The plan’s success depends on how vigorously the UN will back it up with action.计划的成功取决于联合国将以多大力度采取行动支持它。 The police officers are backed up by extra teams of people at the weekend.周末时，警察有额外人员团队提供支援。 → backup3to make a copy of information stored on a computer对计算机中存储的信息进行备份: Make sure you back up.确保你进行了备份。back something ↔ up These devices can back up the whole system.这些设备可以备份整个系统。back something ↔ up onto something Back all your files up onto a storage device or Cloud.将所有<t id="189" lang="zh-CN">将所有文件备份到存储设备或云端。 → backup4 especially American English to make a vehicle move backwards使车辆向后移动；倒车: The truck stopped and then backed up.卡车停下来，然后倒车。back something ↔ up I backed the car up a little.我把车稍微倒了一下。5to move backwards向后移动: Back up a bit so that everyone can see.往后退一点，让大家都能看到。 → backup6if traffic backs up, it forms a long line of vehicles that cannot move如果交通"backs up"，是指车辆排成长龙无法移动；堵车: The traffic was starting to back up in both directions.交通开始在两个方向都堵塞起来。7if a toilet, sink etc backs up, it becomes blocked so that water cannot flow out of it如果马桶、水槽等"backs up"，是指它被堵塞以至于水无法排出
1support [transitive] a)to support someone or something, especially by giving them money or using your influence支持某人或某事，尤指提供资金或动用影响力: The scheme has been backed by several major companies in the region.该计划已获得该地区几家大型公司的支持。 Some suspected that the rebellion was backed and financed by the US.一些人怀疑这场叛乱受到美国的支持和资助。 government-backed loans政府担保贷款 b) (also back up) to support an idea by providing facts, proof etc通过提供事实、证据等来支持某个观点: His claims are not backed by any scientific evidence.他的主张没有任何科学证据支撑。► see thesaurus at supportGRAMMAR Back is usually passive in this meaning.2move backwards [intransitive always + adverb/preposition, transitive] to move backwards, or make someone or something move backwards向后移动，或使某人或某物向后移动back into/out of/away from etc She backed into a doorway to let the crowds pass by.她退进门口，让人群通过。back somebody into/towards/out of etc something He began to back her towards the open door.他开始把她逼向打开的门。back something into/towards/out of etc something I backed the car into the garage.我把车倒进了车库。3put something on the back [transitive] to put a material or substance onto the back of something, in order to protect it or make it stronger在某物背面贴上材料或物质，以保护或加固它: The photograph is backed with cardboard.照片背面贴了硬纸板。 a plastic-backed shower curtain背面有塑料衬里的浴帘GRAMMAR Back is usually passive in this meaning.4be behind something [transitive] to be at the back of something or behind it在某物的后面或背面: The Jandia Peninsula is a stretch of white sands backed by a mountain range.汉迪亚半岛是一片白色沙滩，背靠山脉。GRAMMAR Back is usually passive in this meaning.5music [transitive] to play or sing the music that supports the main singer or musician演奏或演唱为主要歌手或音乐家伴奏的音乐: They performed all their hits, backed by a 40-piece orchestra.他们在一支40人管弦乐团的伴奏下演唱了所有热门歌曲。GRAMMAR Back is usually passive in this meaning.6risk money [transitive] to risk money on whether a particular horse, dog, team etc wins something在特定马匹、狗、球队等是否获胜上押注7back the wrong horse to support someone or something that is not successful支持一个不成功的人或事物back away phrasal verb1to move backwards and away from someone or something, especially because you are frightened向后退并远离某人或某物，尤指因为感到害怕back away from She backed away from the menacing look on his face.她被他脸上那副威胁的表情吓得往后退。2to stop supporting a plan or idea, or stop being involved in something停止支持某个计划或想法，或停止参与某事back away from The government has backed away from its nuclear weapons strategy.政府已放弃其核武器战略。back down phrasal verb to admit that you are wrong or that you have lost an argument承认自己错了或在争论中认输: Both sides have refused to back down.双方都拒绝让步。back off phrasal verb1to move backwards, away from someone or something向后退，远离某人或某物: She backed off and then turned and ran.她退后，然后转身跑开了。2to stop telling someone what to do, or stop criticizing them, especially so that they can deal with something themselves停止告诉某人该怎么做或停止批评他们，尤指让他们自己处理事情: I think you should back off for a while.我认为你应该暂时退一步。 Back off, Marc! Let me run my own life!别管我，Marc！让我自己过自己的生活！3to stop supporting something, or decide not to do something you were planning to do停止支持某事，或决定不去做原计划要做的事: Jerry backed off when he realized how much work was involved.Jerry 意识到工作量有多大后退缩了。back off from The company has backed off from investing new money.该公司已决定不再投入新资金。back onto something phrasal verb if a building backs onto something, its back faces it如果一栋建筑"backs onto"某物，则其背面面对该物: The hotel backs onto St Mark’s Square.该酒店背面朝向圣马可广场。back out phrasal verb to decide not to do something that you had promised to do决定不去履行已承诺的事情；食言: It’s too late to back out now.现在退出已经太晚了。 After you’ve signed the contract, it will be impossible to back out.合同签署之后，就不可能反悔了。back out of The government is trying to back out of its commitment to reduce pollution.政府正试图食言，逃避减少污染的承诺。back up phrasal verb1back somebody/something ↔ up to say or show that what someone is saying is true说明或证明某人所说的话是真实的；为……作证: Jane would back me up if she were here.如果 Jane 在这里，她会为我作证的。 There’s no evidence to back up his accusations.没有证据支持他的指控。 These theories have not been backed up by research.这些理论尚未得到研究的证实。2back somebody/something ↔ up to provide support or help for someone or something为某人或某事提供支持或帮助: The plan’s success depends on how vigorously the UN will back it up with action.计划的成功取决于联合国将以多大力度采取行动支持它。 The police officers are backed up by extra teams of people at the weekend.周末时，警察有额外人员团队提供支援。 → backup3to make a copy of information stored on a computer对计算机中存储的信息进行备份: Make sure you back up.确保你进行了备份。back something ↔ up These devices can back up the whole system.这些设备可以备份整个系统。back something ↔ up onto something Back all your files up onto a storage device or Cloud.将所有<t id="189" lang="zh-CN">将所有文件备份到存储设备或云端。 → backup4 especially American English to make a vehicle move backwards使车辆向后移动；倒车: The truck stopped and then backed up.卡车停下来，然后倒车。back something ↔ up I backed the car up a little.我把车稍微倒了一下。5to move backwards向后移动: Back up a bit so that everyone can see.往后退一点，让大家都能看到。 → backup6if traffic backs up, it forms a long line of vehicles that cannot move如果交通"backs up"，是指车辆排成长龙无法移动；堵车: The traffic was starting to back up in both directions.交通开始在两个方向都堵塞起来。7if a toilet, sink etc backs up, it becomes blocked so that water cannot flow out of it如果马桶、水槽等"backs up"，是指它被堵塞以至于水无法排出backback4 adjective [only before noun] 1at or in the back of something在某物的后部或后方 OPP front: You’ll be sleeping in the back bedroom.你将睡在后面的卧室。 Turn to the back page.翻到最后一页。 I keep my keys in my back pocket.我把钥匙放在后裤袋里。 There was the sound of giggling from the back row.后排传来咯咯笑声。 The rabbit had one of its back legs caught in a trap.兔子的一条后腿被夹在陷阱里。 → back door2behind something, especially a building在某物后面，尤指建筑物后面 OPP front: the back garden后花园 We left by the back gate.我们从后门离开。3from the back从后面看: The back view of the hotel was even less appealing than the front.酒店的后面比正面看起来还要不吸引人。4back street/lane/road etc a street etc that is away from the main streets远离主干道的街道等；偏僻小街: a short cut down a back lane沿小巷的近路5back rent/taxes/pay etc money that someone owes from an earlier date某人因拖欠而应偿还的款项；欠款6back issue/copy/number a copy of a magazine or newspaper from an earlier date早期出版的杂志或报纸的副本；过期刊7 technical术语 a back vowel sound is made by lifting your tongue at the back of your mouth后元音是通过将舌头抬高至口腔后部发出的
1at or in the back of something在某物的后部或后方 OPP front: You’ll be sleeping in the back bedroom.你将睡在后面的卧室。 Turn to the back page.翻到最后一页。 I keep my keys in my back pocket.我把钥匙放在后裤袋里。 There was the sound of giggling from the back row.后排传来咯咯笑声。 The rabbit had one of its back legs caught in a trap.兔子的一条后腿被夹在陷阱里。 → back door2behind something, especially a building在某物后面，尤指建筑物后面 OPP front: the back garden后花园 We left by the back gate.我们从后门离开。3from the back从后面看: The back view of the hotel was even less appealing than the front.酒店的后面比正面看起来还要不吸引人。4back street/lane/road etc a street etc that is away from the main streets远离主干道的街道等；偏僻小街: a short cut down a back lane沿小巷的近路5back rent/taxes/pay etc money that someone owes from an earlier date某人因拖欠而应偿还的款项；欠款6back issue/copy/number a copy of a magazine or newspaper from an earlier date早期出版的杂志或报纸的副本；过期刊7 technical术语 a back vowel sound is made by lifting your tongue at the back of your mouth后元音是通过将舌头抬高至口腔后部发出的