| 词汇 | save your breath | 
| 释义 | save your breath idiom  informal   不值得浪费口舌;不必对牛弹琴 used to say that it is not worth talking to someone because they will not listen to you  I don't know why I even try to talk to him - I might as well save my breath. 我不知道为什么要费口舌和他说话——最好还是不要对牛弹琴。  | 
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