thumb pin

图钉
常用释义
n. 图钉

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