Level 5 · word 10,958 of 20,000

rev

/ˈrev/ American
  • v. 加快转速
  • n. 一转
Definition
  • v. to increase the speed of an engine
  • n. one complete turn of an engine
Example
He liked to rev the engine before starting the race.
他喜欢在比赛开始前先让发动机转速飙升。