speed 的英语意思
speedspeed1 /spiːd/ noun 
查看全部语言翻译1of movement [countable, uncountable] the rate at which something moves or travels物体移动或行进的速率: 
The truck was travelling at a speed of 50 mph.这辆卡车正以每小时50英里的速度行驶。 particles that travel at the speed of light.以光速传播的粒子。Register语体In everyday English, people usually talk about how fast something or someone is rather than using the noun speed: What speed was he going? ➔ How fast was he going?在日常英语中，人们通常用 how fast 来表示某物或某人的速度，而不用名词 speed：What speed was he going?（他的速度是多少？）➔ How fast was he going?（他走得多快？）2of action [countable, uncountable] the rate at which something happens or is done某事发生或完成的速率speed of the speed of change within the industry行业内部的变化速度 a high-speed computer高速计算机 The population was growing at great speed.人口正在以极快的速度增长。3fast [uncountable] the quality of being fast快速的特性: The women’s basketball team has talent, speed, and power.女子篮球队兼具天赋、速度和力量。with speed She acted with speed and efficiency.她行动迅速，效率极高。at speed British English a van travelling at speed以高速行驶的货车4photography [countable] a)the degree to which photographic film is sensitive to light胶卷对光线的感光程度 b)the time it takes for a camera shutter to open and close相机快门开合所需的时间: a shutter speed of 1/250 second1/250秒的快门速度5drug [uncountable] informal非正式 an illegal drug that makes you very active一种使人极度亢奋的违禁药物 SYN amphetamine6five-speed/ten-speed etc having five, ten etc gears有五挡、十挡等档位: a ten-speed bike一辆十速自行车7up to speed having the latest information or knowledge about something掌握某事的最新信息或知识: Some school officials are only now getting up to speed regarding computers.一些学校管理人员现在才开始跟上计算机方面的最新动态。 John will bring you up to speed (=tell you the latest information).约翰会让你了解最新情况（=告诉你最新信息）。 → full speed/steam ahead at full1(18)COLLOCATIONS词语搭配– Meanings 1 & 2– 释义 1 和 2verbs动词increase your speed· He increased his speed until he was running flat out.· 他不断加快速度，直到全力奔跑。gain/gather/pick up speed (=go faster)· The Mercedes was gradually picking up speed.· 那辆梅赛德斯正在逐渐加速。reach a speed· The trains will reach speeds of 140 mph.· 这些列车将达到每小时140英里的速度。maintain a speed (=keep the same speed)· The aircraft is designed to maintain a steady speed.· 这架飞机设计用于保持稳定的速度。reduce speed (=slow down deliberately)· She reduced speed as she approached the village.· 她在接近村庄时减速。lose speed (=slow down without wanting to)· The engine made a strange sound and we lost speed.· 发动机发出一声异响，我们随即降速。ADJECTIVES/NOUN + speed形容词／名词 + speed（速度）an average speed· Our average speed was 88 mph.· 我们的平均速度为每小时88英里。a constant/steady speed· The disc revolves at a constant speed.· 圆盘以恒定速度旋转。a top/maximum speed (=the highest possible)· The car has a top speed of 132 mph.· 这辆车的最高速度为每小时132英里。wind speed (=the speed of the wind)· The average wind speed will be about 14 knots.· 平均风速将约为14节。air speed (=the speed of a plane in relation to the air around it)phrases短语at high/great speed· The train was travelling at high speed.· 列车正在高速行驶。at low/slow speed· Even at low speed, an accident could mean serious injury for a child.· 即使在低速行驶时，一次事故也可能对儿童造成严重伤害。at full speed (=running, driving etc as fast as possible)· He ran past us at full speed.· 他全速跑过我们身边。at/with lightning speed (=very quickly)· He moved with his usual lightning speed.· 他以一贯的闪电速度行动。at breakneck speed (=very quickly)· He drove away at breakneck speed.· 他以极速驶离。speed + NOUNspeed（速度）+ 名词a speed limit· The speed limit is 40 mph here.· 此处限速为每小时40英里。a speed restriction· New speed restrictions have been introduced.· 新的限速规定已经出台。a speed camera (=designed to photograph vehicles going too fast)· Most GPS systems will warn you when there are speed cameras.· 大多数GPS系统会在有测速摄像头时发出警告。
查看全部语言翻译1of movement [countable, uncountable] the rate at which something moves or travels物体移动或行进的速率: The truck was travelling at a speed of 50 mph.这辆卡车正以每小时50英里的速度行驶。 particles that travel at the speed of light.以光速传播的粒子。Register语体In everyday English, people usually talk about how fast something or someone is rather than using the noun speed: What speed was he going? ➔ How fast was he going?在日常英语中，人们通常用 how fast 来表示某物或某人的速度，而不用名词 speed：What speed was he going?（他的速度是多少？）➔ How fast was he going?（他走得多快？）2of action [countable, uncountable] the rate at which something happens or is done某事发生或完成的速率speed of the speed of change within the industry行业内部的变化速度 a high-speed computer高速计算机 The population was growing at great speed.人口正在以极快的速度增长。3fast [uncountable] the quality of being fast快速的特性: The women’s basketball team has talent, speed, and power.女子篮球队兼具天赋、速度和力量。with speed She acted with speed and efficiency.她行动迅速，效率极高。at speed British English a van travelling at speed以高速行驶的货车4photography [countable] a)the degree to which photographic film is sensitive to light胶卷对光线的感光程度 b)the time it takes for a camera shutter to open and close相机快门开合所需的时间: a shutter speed of 1/250 second1/250秒的快门速度5drug [uncountable] informal非正式 an illegal drug that makes you very active一种使人极度亢奋的违禁药物 SYN amphetamine6five-speed/ten-speed etc having five, ten etc gears有五挡、十挡等档位: a ten-speed bike一辆十速自行车7up to speed having the latest information or knowledge about something掌握某事的最新信息或知识: Some school officials are only now getting up to speed regarding computers.一些学校管理人员现在才开始跟上计算机方面的最新动态。 John will bring you up to speed (=tell you the latest information).约翰会让你了解最新情况（=告诉你最新信息）。 → full speed/steam ahead at full1(18)COLLOCATIONS词语搭配– Meanings 1 & 2– 释义 1 和 2verbs动词increase your speed· He increased his speed until he was running flat out.· 他不断加快速度，直到全力奔跑。gain/gather/pick up speed (=go faster)· The Mercedes was gradually picking up speed.· 那辆梅赛德斯正在逐渐加速。reach a speed· The trains will reach speeds of 140 mph.· 这些列车将达到每小时140英里的速度。maintain a speed (=keep the same speed)· The aircraft is designed to maintain a steady speed.· 这架飞机设计用于保持稳定的速度。reduce speed (=slow down deliberately)· She reduced speed as she approached the village.· 她在接近村庄时减速。lose speed (=slow down without wanting to)· The engine made a strange sound and we lost speed.· 发动机发出一声异响，我们随即降速。ADJECTIVES/NOUN + speed形容词／名词 + speed（速度）an average speed· Our average speed was 88 mph.· 我们的平均速度为每小时88英里。a constant/steady speed· The disc revolves at a constant speed.· 圆盘以恒定速度旋转。a top/maximum speed (=the highest possible)· The car has a top speed of 132 mph.· 这辆车的最高速度为每小时132英里。wind speed (=the speed of the wind)· The average wind speed will be about 14 knots.· 平均风速将约为14节。air speed (=the speed of a plane in relation to the air around it)phrases短语at high/great speed· The train was travelling at high speed.· 列车正在高速行驶。at low/slow speed· Even at low speed, an accident could mean serious injury for a child.· 即使在低速行驶时，一次事故也可能对儿童造成严重伤害。at full speed (=running, driving etc as fast as possible)· He ran past us at full speed.· 他全速跑过我们身边。at/with lightning speed (=very quickly)· He moved with his usual lightning speed.· 他以一贯的闪电速度行动。at breakneck speed (=very quickly)· He drove away at breakneck speed.· 他以极速驶离。speed + NOUNspeed（速度）+ 名词a speed limit· The speed limit is 40 mph here.· 此处限速为每小时40英里。a speed restriction· New speed restrictions have been introduced.· 新的限速规定已经出台。a speed camera (=designed to photograph vehicles going too fast)· Most GPS systems will warn you when there are speed cameras.· 大多数GPS系统会在有测速摄像头时发出警告。speedspeed2 verb (past tense and past participle sped /sped/ or speeded) 1[intransitive always + adverb/preposition] to go quickly快速行进: The car sped along the dusty highway.那辆汽车沿着尘土飞扬的公路疾驰而去。2[transitive always + adverb/preposition] to take someone or something somewhere very quickly以极快的速度将某人或某物送往某处: An ambulance sped her to the hospital.一辆救护车将她飞速送往医院。3be speeding to be driving faster than the legal limit驾驶速度超过法定限速: I got caught speeding on the A40 yesterday.我昨天在A40公路上因超速被抓。4 (also speed something ↔ up) [transitive] to make something happen faster使某事进展更快 OPP slow down: This news should speed his recovery.这个消息应该能加速他的康复。speed by phrasal verb if time speeds by, it seems to pass very quickly如果时间飞逝，则感觉时间过得非常快: The weeks sped by and soon it was time to go back to school.几个星期转瞬即逝，很快就到了重返校园的时候。speed up phrasal verb to move or happen faster, or to make something move or happen faster移动或进行得更快，或使某事移动或进行得更快 OPP slow down: The truck speeded up going down the hill.卡车下坡时加速了。speed something ↔ up The new system will speed up the registration process.新系统将加快注册流程。
1[intransitive always + adverb/preposition] to go quickly快速行进: The car sped along the dusty highway.那辆汽车沿着尘土飞扬的公路疾驰而去。2[transitive always + adverb/preposition] to take someone or something somewhere very quickly以极快的速度将某人或某物送往某处: An ambulance sped her to the hospital.一辆救护车将她飞速送往医院。3be speeding to be driving faster than the legal limit驾驶速度超过法定限速: I got caught speeding on the A40 yesterday.我昨天在A40公路上因超速被抓。4 (also speed something ↔ up) [transitive] to make something happen faster使某事进展更快 OPP slow down: This news should speed his recovery.这个消息应该能加速他的康复。speed by phrasal verb if time speeds by, it seems to pass very quickly如果时间飞逝，则感觉时间过得非常快: The weeks sped by and soon it was time to go back to school.几个星期转瞬即逝，很快就到了重返校园的时候。speed up phrasal verb to move or happen faster, or to make something move or happen faster移动或进行得更快，或使某事移动或进行得更快 OPP slow down: The truck speeded up going down the hill.卡车下坡时加速了。speed something ↔ up The new system will speed up the registration process.新系统将加快注册流程。