Phrase
slow down
verb
减速；放慢速度
To become slower; to decelerate.
不及物用法，主语自身变慢
- 1.
To decelerate.
减速；放慢速度
- 2.
To reduce the velocity, speed, or tempo of something.
降低某物的速度或节奏
- 3.
To become less intense, enthusiastic, etc., usually with a positive connotation, implying that one is stripped of exaggerated or unnecessary eagerness.
变得不那么强烈或热情,常含褒义,指摆脱过度或不必要的急切
放慢；使减速；冷静下来；变得不再亢奋；降低某物的速度或节奏；变得不那么强烈或热情,常含褒义,指摆脱过度或不必要的急切；(使)慢下来
In use
The train slowed down as it approached the station.
You should slow down and think before making a decision.
He is slowing down his speech so the students can understand.
subject + slow(s) down
不及物用法，表示速度自发降低。
The car slowed down as it approached the intersection.
汽车在接近十字路口时慢了下来。
subject + slow(s) + object + down
及物用法，宾语放在slow和down之间。
You need to slow the engine down before shifting gears.
换挡前你需要让发动机减速。
subject + slow(s) down + object
也可将宾语放在down之后，但不及前者常见。
Connections
Confusing words
- slow
- 放慢；使缓慢 · 'slow down'是固定短语，表示'（使）减速'；单独使用'slow'作动词时，常需要加'down'或其它状语才能自然表达该含义，否则可能被认为不地道或含义不同。
Word family
- slow
- 慢的；缓慢的 · adj
- slowly
- 缓慢地；慢慢地 · adv
- slowdown
- 减速；放缓 · n
- slow-moving
- 移动缓慢的；进展缓慢的 · adj
- slow-motion
- 慢动作的 · adj
Learner notes
Grammar Note
可及物或不及物。及物时宾语通常为事物或速度。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.