hot air怎么读,是什么意思,单词翻译、读音

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英语单词:hot air

意思翻译

hot air informal

空话,大话

If something that someone says is hot air, it is not sincere and will have no practical results.

His promises turned out to be a lot of hot air. 他的承诺到头来只是一句空话。

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