rev=

1.[t][i]~ (sth) (up)（使）快速运转when yourev an engine or itrevs , it runs quickly

1.(informal)（发动机的转速）一次旋转a complete turn of an engine, used when talking about an engine's speed

1.同“revolution”

2.同“revenue”

3.同“revision”

4.同“reverse(d)”

5.同“review(ed)”

1.〈口〉(发动机的)旋转

1.(使)变速

1.Same as revolution

2.Same as revenue

3.Same as revision

4.Same as reverse(d)

5.Same as review(ed)

1.revolution: a complete circular movement in an engine, used as a unit for measuring the speed of an engine

1.if you rev an engine, or if it revs, you press the gas pedal with your foot when the vehicle is not moving in order to make the engine operate faster