发动转速的英文

• engine speed

• 发动:    start; launch; engine on; ge ...
• 转速:    speed; revolution; rotation ...
• 发动机起动转速:    cranking speed
• 电动转速表:    electric revolution indicator; electrical tachomerer
• 电动转速计:    electric revolution indicator; electric tachometer; electricrevolution indicator

例句与用法

1. If you rev up your engine too fast , you may damage it
   如果你使发动转速太快，就会把它弄坏的。