However, they did not officially contact the men and women, and finally became a common friend.

但他们并没有开始正式的男女交往，最后成了普通朋友。

youdao

A common friend expects an end of friendship after quarrel. A true friend knows true friendship never come till a friend.

一个普通的朋友在吵架后就认为友谊已经结束。一个真正的朋友明白当你们还没打过架就不叫真正的谊。

youdao

It is self-deceiving words, your heart has been sharp cuts, would also need to cover up what everyone knows you can not become a common friend, do not have any illusion about it.

那都是自欺欺人的话语，你的心已经被剧烈的割伤，何必还要掩饰什么，谁都知道你们不可能再成为普通朋友，不要抱有什么幻想了。

youdao

It is to assert the common humanity of us all: "That's what I call a friend."

它指出了我们共有的人性：,“朋友就要互相帮助“

耶鲁公开课 - 文学理论导论课程节选

Around that time Kerns met Ma at a poker game set up by a common friend.

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During that time, a member of the capitalist class, Andrew Carnegie, argued the opposite: that, in fact, a sound currency was the friend of the common man, while a floating currency often gave speculators and financial sophisticates an unfair advantage.

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Just as important, the different humans who knew a particular animal agreed about its personality to a degree similar to that found when several people describe a human friend they have in common.

ECONOMIST: Animal behaviour