open one's mouth
成語所屬單字mouth
open one's mouth — 慣用語
1. to start speaking, especially when there is something difficult or risky to say
1.慣用語
釋義
開口說話
to start speaking, especially when there is something difficult or risky to say
例句
Every time Hari opens his mouth at family dinners, he says something that upsets someone.
Folake wanted to defend herself but was too afraid to open her mouth in front of the judge.