screw

中文： 螺钉、螺丝钉、螺旋桨

1. A simple machine, a helical inclined plane.
2. A (usually) metal fastener consisting of a partially or completely threaded shank, sometimes with a threaded point, and a head used to both hold the top material and to drive the screw either directly into a soft material or into a prepared hole.
3. A ship's propeller.
4. An Archimedes screw.
5. A steam vessel propelled by a screw instead of wheels.
6. The motion of screwing something; a turn or twist to one side.
7. A prison guard. (slang)
8. An extortioner; a sharp bargainer; a skinflint. (slang)

复数 screws