safety pin
短语n. 别针
发音
US
词形变化
safety pins
复数
safety pins
释义与例句
n.
-
1.
A pin in the form of a clasp, which has a guard to cover the sharp point; used to join two pieces of fabric, etc., together temporarily.
扣针
安全别针
别针
商务 工程 -
2.
The pin of a hand grenade, which prevents accidental detonation.
政治 军事