传动丝杠;旋凿;螺丝起子
英文例句/中文翻译:
I can't get the screw to turn.
我拧不动这个螺丝钉。
Turn the screw to the right to tighten it.
向右转动螺钉把它拧紧.
This loose screw needs a turn or two.
这只松动的螺钉需要旋动一两下.