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单词 rev
释义 rev
[rev] noun countable usually plural informal
■a revolution (= one complete turn of a part in an engine) (引擎)一转
Keep the revs up (= the engine parts turning quickly) or the engine will stall.保持引擎高速运转,不然车就会熄火。
a rev counter转数计数器
⇒ See also rpm
[rev] verb intransitive or transitive (-vv-)
■to increase the operating speed of an engine while the vehicle is not moving, usually to warm it to the correct temperature (使)快速运转
The noise of the car engine revving up woke the whole neighbourhood.汽车引擎高速转动的声音把整个社区的人都吵醒了。
[rev] verb intransitive or transitive (-vv-)
  Phrasal Verbs   rev up (sb/sth)
■to become more active, or to make someone or something become more active (使)活跃起来,(使)积极起来
The hotel is revving up for the busy summer season.正值忙碌的夏季,这家饭店的节奏也变快了。
drugs which rev up your nervous system刺激神经系统的药物
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