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speeds是speed的复数

speed

美 [spid]
英 [spiːd]
  • n.速;速率;快;迅速
  • v.加速;促进;快速前行;快速运送
  • 网络速度;段速;转速
复数:speeds  过去式:sped  过去式:speeded  现在分词:speeding  
speeds
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n.
运动╱行动速率rate of movement/action
1.
[c][u]
(运动的)速度,速率the rate at which sb/sth moves or travels
He reduced speed and turned sharp left.
他减慢速度,向左急转。
The train began to pick up speed(= go faster) .
火车开始加速。
The car was gathering speed .
汽车逐渐加速。
a speed of 50 mph/80 kph
每小时 50 英里╱ 80 公里的速度
at high/low/full/top speed
以高速╱低速╱全速╱最高速
at breakneck speed(= fast in a way that is dangerous)
以不要命的速度
travelling at the speed of light/sound
以光速╱声速行进
2.
[c][u]
(发生或进行的)速度;进度the rate at which sth happens or is done
the processing speed of the computer
计算机的处理速度
This course is designed so that students can progress at their own speed.
这门课的设计思路是让学生自己掌握进度。
We aim to increase the speed of delivery(= how quickly goods are sent) .
我们力争加快送货速度。
3.
[u]
快;迅速the quality of being quick or rapid
The accident was due to excessive speed.
事故的原因在于速度过快。
She was overtaken by the speed of events(= things happened more quickly than she expected) .
事态发展迅速为她始料所不及。
A car flashed past them at speed(= fast) .
一辆汽车从他们身边疾驰而过。
摄影in photography
4.
[c]
感光度a measurement of how sensitive film for cameras, etc. is to light
5.
[c]
快门速度the time taken by a camera shutter to open and close
shutter speeds
快门速度
自行车;汽车on bicycle/car
6.
[c]
排挡;速a gear on a bicycle, in a car, etc.
a four-speed gearbox
四挡变速箱
a ten-speed mountain bike
十速山地自行车
毒品drug
7.
[u]
(informal)
苯丙胺,安非他明(一种兴奋剂)an illegal amphetamine drug that is taken to give feelings of excitement and energy
IDM
full speed/steam ahead
全速(或全力)向前with as much speed or energy as possible
the cost of bringing the chosen schools up to speed
使选定的学校达标所需的费用
Are you up to speed yet on the latest developments?
你了解最新的进展情况吗?
up to speed (on sth)
(在某事上)达到应有的速度,达标performing at an expected rate or level
the cost of bringing the chosen schools up to speed
使选定的学校达标所需的费用
了解最新情况;跟上形势having the most recent and accurate information or knowledge
Are you up to speed yet on the latest developments?
你了解最新的进展情况吗?
v.
快速运动╱发生move/happen quickly
1.
[i]
+ adv./prep.
快速前行to move along quickly
He sped away on his bike.
他飞快地骑着车走了。
2.
[t]
~ sb/sth + adv./prep.
快速运送to take sb/sth somewhere very quickly, especially in a vehicle
The cab speeded them into the centre of the city.
出租汽车载着他们迅速驶往市中心。
3.
[t]
~ sth
加速;促进to make sth happen more quickly
The drugs will speed her recovery.
这些药会加速她的康复。
超速驾驶drive too fast
4.
[i]
超速驾驶;超速行驶to drive faster than the speed that is legally allowed
The police caught him speeding.
警察发现他超速行驶。

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