crank-motion

常见例句

The crank used to give motion to a grindstone or similar device.
摇柄，曲柄用于给石磨或其他装置施力的把手
The pedal of a cycle is attached to a crank.
自行车的踏板与曲柄相连。
My car's so old that I have to crank it.
我的车太旧了，我只好转动曲柄来发动它。
They crank out cars faster than they can sell them.
他们制造汽车很快,而销售跟不上。
It is this molecular motion that we call heat.
就是这种分子运动我们称之为热。
The meeting carried the motion by a large majority.
会议以多数通过了这项提议。