聊天重力指你跟另一个人的熟悉程度决定了你们在街头偶遇的时候是只打个招呼就过去，还是停下来聊一会儿。

Chat gravity refers to the DE GREe of familiarity with another person, which, if you chance to encounter them on the street, will determine if you merely GREet them in passing or stop to talk.

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他试图雇佣更多的销售员来推销无线电产品，但那些人用了太多时间熟悉门道。

He tried hiring more salesmen to push his radio products, but they took too much time to learn the ropes.

《柯林斯英汉双解大词典》

他不知道经纪人的报酬由客户支付，这就是他对好莱坞并不熟悉的表现。

It was a mark of his unfamiliarity with Hollywood that he didn't understand that an agent was paid out of his client's share.

《柯林斯英汉双解大词典》

So, here we have this soda with lithium citrate, some of you might be familiar with this, soda is called 7-Up.

最后他们决定用锂来做，所以我们就有了一种含有柠檬酸锂的汽水，你们中的有些人可能对它很熟悉，它就是七喜。

麻省理工公开课 - 化学原理课程节选

But I think the more you meet people, here it's, the more you say hello, the more it's familiar.

但我想，你见的人越多，你说的“你好”越多，你就会越发熟悉这一切的。

和纽约的留学生 - SpeakingMax英语口语达人

And these shapes of p orbitals probably do look familiar to you, most of you, I'm sure, have seen some sort of picture of p orbitals before.

这些ｐ轨道的形状你们可以能已经很熟悉了，我相信大部分人，都看过ｐ轨道的图片。

麻省理工公开课 - 化学原理课程节选