English Dictionary

safety pin

noun

(sewing) 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.

I used a safety pin to secure the loose button on my shirt.

意味（1）

(sewing) 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.

意味（2）

(military) The pin of a hand grenade, which prevents accidental detonation.