很多政客说话很自信,但很少有人真的言之有物。

Many politicians speak confidently, but few actually know what they are talking about.

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Many politicians speak confidently, but few actually know what they are talking about.

know 是动词,意思是"知道、了解"。 what 是疑问代词,在这里引导宾语从句,表示"什么"。 they 是代词,指代前面提到的"政客们"。 are 是系动词 be 的现在时复数形式,表示状态。 talking 是动词 talk 的现在分词形式,talk 意思是"谈论、说话"。 are talking 构成现在进行时,表示"正在谈论"。 know what they are talking about 这个短语整体意思是"真正了解他们谈论的内容",即"言之有物"。

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