save your breath
成語所屬單字breath
save your breath — 慣用語
1. Used to tell someone not to bother saying something because it will not change a
1.慣用語
釋義
省點力氣（別說了）
Used to tell someone not to bother saying something because it will not change anything.
例句
Save your breath; he never listens to advice.
Trying to convince her is useless, so save your breath.