短语 have a big mouth 用来形容一个说话声大、爱说闲话而且无法保守秘密的人。

 

例句

 

Jimmy has a big mouth. Yesterday I told him that I am leaving the company and today everybody knows about it.

 

I could never be a spy. I have a big mouth!

 

请注意

 

短语 all mouth 常会用在 'be all mouth and no trousers' 这个表达中，意思是只说不做。

 

I bet¹ you haven't asked your boss about that pay rise you talk so much about; you are all mouth and no trousers!

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