什么是 crank?A device for transmitting rotary motion, consisting of a handle or arm attached at right angles to a shaft.A clever turn of speech; a verbal conceit: quips and cranks. A peculiar or eccentric idea or action.Informal A grouchy person.Informal An eccentric person, especially one who is unduly zealous.Slang Methamphetamine.To start or operate (an engine, for example) by or as if by turning a handle.To move or operate (a window, for example) by or as if by turning a handle.To make into the shape of a crank; bend.To provide with a handle that is used in turning.To turn a handle.To wind in a zigzagging course.Of, being, or produced by an eccentric person: a crank letter; a crank phone call. crank out To produce, especially mechanically and rapidly: cranks out memo after memo. crank up To cause to start or get started as if by turning a crank: cranked up a massive publicity campaign. crank up To cause to intensify, as in volume or force: cranks up the sound on the stereo. Nautical Liable to capsize; unstable.