Let's say you've heard about a friend of a friend for a really long time.

假设你早就听说过一个你朋友的朋友。

I'm glad 课堂 - SpeakingMax英语口语达人

Or maybe you heard a rumor about a friend

又或者你听说了一个朋友的传言，

Have you 课堂 - SpeakingMax英语口语达人

I heard it through a friend.

我通过一个朋友听说的。

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