她们实际上相当平静，好像彼此认识。

They're actually pretty calm, like they know each other.

youdao

在一个大多数人都彼此认识的城市里，消息散播得非常迅速。

It travels fast in a city where many people know each other.

youdao

我们不知道他们是否彼此认识，但完全有可能，这位作者知道保罗的作品。

We don't know that they knew each other exactly, although it's entirely possible that this author knew Paul's writings.

youdao

Now in a stoplight, it only has three, one is tempted to say, variables plainly differing from each other: red, yellow and green we have two ways of thinking about the red light.

交通灯，三种灯，红黄绿，它们的颜色和彼此不能,我们有两种方式认识红灯的意思。

耶鲁公开课 - 文学理论导论课程节选

Well, he also did architecture like me, so that's how we know each other.

嗯，他也像我一样搞建筑，我们就是那样认识彼此的。

我喜欢的建筑物 - SpeakingMax英语口语达人