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thumb pin

  • n.
    图钉

双语例句

  1. The thumb lug: Is used for opening the knife blade as well as serving as the stop pin .
    开刀钮:在被用做开刀钮的同时也是刀子的止刀柱。
  2. I ran a pin into my thumb.
    我的大拇指进了刺。

同义词