活塞運動

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Chinese

[edit]
piston to exercise; to move about; to get things done by pulling strings
trad. (活塞運動) 活塞 運動
simp. (活塞运动) 活塞 运动

Pronunciation

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Noun

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活塞運動

  1. (physics) piston motion
  2. (figurative, slang) sexual intercourse or (male) masturbation