We were happy to have him as our mutual friend.

我们很高兴让他成为我们共同地朋友。

Mr. B has been our mutual friend for five years.

先生是我们共同的朋友已经五年了。

Mutual we were happy to have him as our mutual friend.

我们很高兴让他成为我们共同的朋友。

I have changed my idname and have informed our mutual friend that he is not to attempt to relay communication between you and me again.

我已经更改ID并告诫我们那个共同的朋友不要再试图在我们之间传递信息。

Then I remembered a bag in the closet with stuff my ex-boyfriend had left behind, including a paperback copy of "Our Mutual friend," his favorite novel.

正在那时，我想起壁橱里前男友留下的一个包，包里有他最喜爱的小说《我们共同的朋友》的平装本。