rev
/rev; rɛv/ n
(usu pl 通常作复数) (infml 口) revolutionof an engine （发动机的）旋转
run at maximum revs 开动发动机至最高转速
doing a steady 4000 revs (per minute) 达到（每分钟）4000转的恒定转速. rev, v (-vv-)
1 [I, Ip] ~ (up) (of an engine) revolve; increase the speed of revolution （指发动机）旋转, 加快转速.
2 [Tn, Tn.p] ~ sth (up) cause (an engine) to run esp quickly, as when starting a car 使（发动机）运转（尤指快速, 如起动汽车时）
Don't rev the engine so hard. 别让发动机转得太快.
Rev it up to warm the engine. 让发动机转起来预热. Rev (also Revd), abbr 缩写 = Reverend
Rev George Hill （乔治?）希尔牧师. Cf 参看 Rt Rev.