| 单词 | rev up |
| 释义 | rev up [美国英语] (尤指起动后)加快(发动机等的)转速；加速：In the first place you must rev it up to warm the engine.首先你必须让发动机转起来预热。They are revving up their motor-bikes.他们在加快摩托车的车速。 刺激；激发；增加；增长；提高：The coal mines in North China have to rev up their outputs to meet ever-increa |
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