switch 的英语意思
switchswitch1 /swɪtʃ/ verb 
查看全部语言翻译1[intransitive, transitive] to change from doing or using one thing to doing or using another从做某事或使用某物转变为做另一件事或使用另一种东西switch to
She worked as a librarian before switching to journalism.她转行做新闻工作之前曾担任图书管理员。switch from something to something Duval could switch easily from French to English.杜瓦尔能轻松地在法语和英语之间切换。switch between something and something He switches between TV and theatre work.他在电视和剧场工作之间来回切换。 The terrorists will switch tactics.恐怖分子将改变战术。switch sides/allegiance (=start supporting a different person, party etc)（=开始支持不同的人、政党等） He switched sides just days before the election.他在选举前几天就倒戈了。switch attention/focus/emphasis We want to switch focus away from criticism.我们希望将关注点从批评转移开。2[transitive] to replace one thing with another, or exchange things用另一件事物替换某物，或互换事物 SYN changeswitch something for something Tim may switch his BMW for something else.蒂姆可能会把他的宝马换成别的车。switch something from something to something We’ve switched the meeting from Tuesday to Thursday.我们已将会议从周二改到周四。switch something around It’s not easy to switch clerical workers around.调配文职人员并不容易。3[intransitive, transitive] American English if you switch with someone who does the same job as you, you exchange your working times with theirs for a short time如果你与做同样工作的人换班，即短时间内互换各自的工作时间 SYN swapswitch with Tom said he’d switch with me on Saturday.汤姆说他愿意在周六和我换班。 He asked if we could switch shifts.他问我们能否换班。4[transitive always + adverb/preposition] to change the way a machine operates, using a switch用开关改变机器的运行方式switch something to something Switch the freezer to ‘defrost’.将冰箱调到"除霜"档。COLLOCATIONS词语搭配nouns名词switch sides (=start supporting someone or something else)· Three senators switched sides and voted for the ban.· 三名参议员倒戈，投票支持该禁令。switch (your) allegiance (=start supporting someone else)· Most of his supporters had switched their allegiance to his rival.· 他的大多数支持者已将忠诚转向他的对手。switch channels (=start watching a different TV channel)· Rod switched channels with the remote control.· 罗德用遥控器换了频道。switch tactics· Sensing that his victim was going to escape him, he switched tactics.· 察觉到猎物即将逃脱，他改变了策略。switch your attention/focus to something· Laura wasn't interested so he switched his attention to Tessa.· 劳拉没有兴趣，于是他把注意力转向了特莎。switch brands· 46% of consumers surveyed were likely to switch brands to support companies they saw as socially responsible,· 调查显示，46%的消费者可能会转换品牌，以支持他们认为具有社会责任感的公司。the emphasis switches/is switched to something· The emphasis has switched to defence.· 重点已转向防御。switch off phrasal verb1to turn off a machine, light, radio etc using a switch用开关关闭机器、灯、收音机等switch something ↔ off The burglar alarm was switched off.防盗警报器被关掉了。 Don’t forget to switch off before you go.出门前别忘了关掉电源。2informal非正式 to stop listening to someone停止倾听某人说话: He just switches off and ignores me.他就是不听，无视我的存在。3to relax for a short time短暂放松一下: Switch off by listening to music.听听音乐来放松一下。switch on phrasal verb to turn on a machine, light, radio etc using a switch用开关打开机器、灯、收音机等switch something ↔ on He switched the torch on.他打开了手电筒。 The lights switch on automatically when it gets dark.天黑时灯会自动亮起。switch over phrasal verb1to change from one method, product etc to another从一种方法、产品等转换到另一种switch over to We’ve switched over to telephone banking.我们已改用电话银行服务。2to change the television channel you are watching or the radio station you are listening to换到正在收看的电视频道或正在收听的广播电台switch over to Switch over to BBC 2.换到BBC 2频道。
查看全部语言翻译1[intransitive, transitive] to change from doing or using one thing to doing or using another从做某事或使用某物转变为做另一件事或使用另一种东西switch to She worked as a librarian before switching to journalism.她转行做新闻工作之前曾担任图书管理员。switch from something to something Duval could switch easily from French to English.杜瓦尔能轻松地在法语和英语之间切换。switch between something and something He switches between TV and theatre work.他在电视和剧场工作之间来回切换。 The terrorists will switch tactics.恐怖分子将改变战术。switch sides/allegiance (=start supporting a different person, party etc)（=开始支持不同的人、政党等） He switched sides just days before the election.他在选举前几天就倒戈了。switch attention/focus/emphasis We want to switch focus away from criticism.我们希望将关注点从批评转移开。2[transitive] to replace one thing with another, or exchange things用另一件事物替换某物，或互换事物 SYN changeswitch something for something Tim may switch his BMW for something else.蒂姆可能会把他的宝马换成别的车。switch something from something to something We’ve switched the meeting from Tuesday to Thursday.我们已将会议从周二改到周四。switch something around It’s not easy to switch clerical workers around.调配文职人员并不容易。3[intransitive, transitive] American English if you switch with someone who does the same job as you, you exchange your working times with theirs for a short time如果你与做同样工作的人换班，即短时间内互换各自的工作时间 SYN swapswitch with Tom said he’d switch with me on Saturday.汤姆说他愿意在周六和我换班。 He asked if we could switch shifts.他问我们能否换班。4[transitive always + adverb/preposition] to change the way a machine operates, using a switch用开关改变机器的运行方式switch something to something Switch the freezer to ‘defrost’.将冰箱调到"除霜"档。COLLOCATIONS词语搭配nouns名词switch sides (=start supporting someone or something else)· Three senators switched sides and voted for the ban.· 三名参议员倒戈，投票支持该禁令。switch (your) allegiance (=start supporting someone else)· Most of his supporters had switched their allegiance to his rival.· 他的大多数支持者已将忠诚转向他的对手。switch channels (=start watching a different TV channel)· Rod switched channels with the remote control.· 罗德用遥控器换了频道。switch tactics· Sensing that his victim was going to escape him, he switched tactics.· 察觉到猎物即将逃脱，他改变了策略。switch your attention/focus to something· Laura wasn't interested so he switched his attention to Tessa.· 劳拉没有兴趣，于是他把注意力转向了特莎。switch brands· 46% of consumers surveyed were likely to switch brands to support companies they saw as socially responsible,· 调查显示，46%的消费者可能会转换品牌，以支持他们认为具有社会责任感的公司。the emphasis switches/is switched to something· The emphasis has switched to defence.· 重点已转向防御。switch off phrasal verb1to turn off a machine, light, radio etc using a switch用开关关闭机器、灯、收音机等switch something ↔ off The burglar alarm was switched off.防盗警报器被关掉了。 Don’t forget to switch off before you go.出门前别忘了关掉电源。2informal非正式 to stop listening to someone停止倾听某人说话: He just switches off and ignores me.他就是不听，无视我的存在。3to relax for a short time短暂放松一下: Switch off by listening to music.听听音乐来放松一下。switch on phrasal verb to turn on a machine, light, radio etc using a switch用开关打开机器、灯、收音机等switch something ↔ on He switched the torch on.他打开了手电筒。 The lights switch on automatically when it gets dark.天黑时灯会自动亮起。switch over phrasal verb1to change from one method, product etc to another从一种方法、产品等转换到另一种switch over to We’ve switched over to telephone banking.我们已改用电话银行服务。2to change the television channel you are watching or the radio station you are listening to换到正在收看的电视频道或正在收听的广播电台switch over to Switch over to BBC 2.换到BBC 2频道。switchswitch2 noun [countable] 1on/off a piece of equipment that starts or stops the flow of electricity to a machine, light etc when you push it按下后能启动或切断电流、控制机器或灯等的装置: Where’s the light switch?电灯开关在哪里？ an on–off switch开关press/flick/throw etc a switch Tom flicked the switch, but nothing happened.汤姆拨动了开关，但什么都没发生。 She claims she is willing to throw the switch of the electric chair.她声称愿意按下电椅的开关。at the flick of a switch (=very quickly and easily, by pressing a switch)（=非常迅速轻松地，只需按下开关） Petrol can be chosen at the flick of a switch.只需轻拨开关即可选择汽油。2change [usually singular] a complete change from one thing to another从一件事物到另一件事物的彻底转变: an important policy switch一次重要的政策转变switch from/to the switch from agriculture to dairy production从农业转向乳制品生产switch in a switch in emphasis重点的转移 More shoppers are making the switch to organic food.越来越多的购物者正在转向有机食品。that’s a switch American English spoken口语 informal非正式 (=used to say that someone’s behaviour is different from usual)（=用于表示某人的行为与平时不同） ‘Ed’s the only one who’s not eating.’ ‘That’s a switch!’"埃德是唯一一个没在吃东西的。""真是反常！"3railway American English a piece of railway track that can be moved to allow a train to cross over from one track to another可移动的铁路轨道，用于使列车从一条轨道转到另一条轨道4stick old-fashioned旧式 a thin stick that bends easily容易弯曲的细枝条COLLOCATIONS词语搭配verbs动词press a switch· He pressed a switch on the wall and the door opened.· 他按下墙上的开关，门开了。flick/flip a switch (=move it so something starts or stops)· You start the fan by just flipping this switch.· 只需拨动这个开关就能启动风扇。throw a switch (=move it so something starts or stops, especially something big)· Could a nuclear war really be started by someone just throwing a switch?· 核战争真的可能由某人仅仅按下一个开关而引发吗？ADJECTIVES/NOUN + switch形容词/名词 + switcha light switch· He reached for the light switch.· 他伸手去够电灯开关。a dimmer switch (=a switch that can change the brightness of a light)an on-off switch· I couldn’t find the on-off switch.· 我找不到开关。the power switch· They have reverted to placing the mains power switch at the back of the unit.· 他们已恢复将主电源开关安装在装置背面的做法。the mains switch (=one that controls the supply of electricity to a house)· The mains switch is located inside a cupboard near the front door.· 主电源开关位于前门附近的橱柜内。phrases短语at the flick/touch of a switch (=very quickly and easily, with a switch)· The advantages of having electricity available at the flick of a switch are obvious.· 只需轻拨开关即可获得电力，其优势显而易见。
1on/off a piece of equipment that starts or stops the flow of electricity to a machine, light etc when you push it按下后能启动或切断电流、控制机器或灯等的装置: Where’s the light switch?电灯开关在哪里？ an on–off switch开关press/flick/throw etc a switch Tom flicked the switch, but nothing happened.汤姆拨动了开关，但什么都没发生。 She claims she is willing to throw the switch of the electric chair.她声称愿意按下电椅的开关。at the flick of a switch (=very quickly and easily, by pressing a switch)（=非常迅速轻松地，只需按下开关） Petrol can be chosen at the flick of a switch.只需轻拨开关即可选择汽油。2change [usually singular] a complete change from one thing to another从一件事物到另一件事物的彻底转变: an important policy switch一次重要的政策转变switch from/to the switch from agriculture to dairy production从农业转向乳制品生产switch in a switch in emphasis重点的转移 More shoppers are making the switch to organic food.越来越多的购物者正在转向有机食品。that’s a switch American English spoken口语 informal非正式 (=used to say that someone’s behaviour is different from usual)（=用于表示某人的行为与平时不同） ‘Ed’s the only one who’s not eating.’ ‘That’s a switch!’"埃德是唯一一个没在吃东西的。""真是反常！"3railway American English a piece of railway track that can be moved to allow a train to cross over from one track to another可移动的铁路轨道，用于使列车从一条轨道转到另一条轨道4stick old-fashioned旧式 a thin stick that bends easily容易弯曲的细枝条COLLOCATIONS词语搭配verbs动词press a switch· He pressed a switch on the wall and the door opened.· 他按下墙上的开关，门开了。flick/flip a switch (=move it so something starts or stops)· You start the fan by just flipping this switch.· 只需拨动这个开关就能启动风扇。throw a switch (=move it so something starts or stops, especially something big)· Could a nuclear war really be started by someone just throwing a switch?· 核战争真的可能由某人仅仅按下一个开关而引发吗？ADJECTIVES/NOUN + switch形容词/名词 + switcha light switch· He reached for the light switch.· 他伸手去够电灯开关。a dimmer switch (=a switch that can change the brightness of a light)an on-off switch· I couldn’t find the on-off switch.· 我找不到开关。the power switch· They have reverted to placing the mains power switch at the back of the unit.· 他们已恢复将主电源开关安装在装置背面的做法。the mains switch (=one that controls the supply of electricity to a house)· The mains switch is located inside a cupboard near the front door.· 主电源开关位于前门附近的橱柜内。phrases短语at the flick/touch of a switch (=very quickly and easily, with a switch)· The advantages of having electricity available at the flick of a switch are obvious.· 只需轻拨开关即可获得电力，其优势显而易见。