worm drive

名词 n.
中文释义

英文释义

名词 n.
  1. A worm and wheel, a gear arrangement consisting of a screw (the worm) whose thread meshes with a gear wheel to turn the direction of drive through a right angle, typically with a large (1:10 to 1:60) speed reduction and similar torque increase.

词形变化

worm drives plural
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