This shoe does not seem to pair up with that one.

这只鞋似乎与那只不成双。

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The universe has cooled to about 1, 000C - cool enough for electrons to pair up with nuclei to form the first atoms.

此时宇宙已冷却到1000摄氏度，温度低到电子开始登场并结合原子核形成大量的原子。

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It wasn't until the twentieth century that it became normal for young people to pair up with strangers, in real or relative anonymity.

直到二十世纪，年轻人以真实姓名或相对匿名情况下和陌生人约会才变得普通。

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For the carbon, we start with 4 valence electrons, we have 0 lone pair electrons minus 4, and we end up with a formal charge of 0.

对于碳，我们从四个价电子开始，我们有零个孤对电子，再减去四，最终我们有零个形式电荷。

麻省理工公开课 - 化学原理课程节选

But because there's this lone pair here, it's pushing down on the other bonds, 5° so we end up with an angle of less than 109 . 5 degrees.

但因为这里有孤对，它会把其它键向下压，所以键角会小于109。

麻省理工公开课 - 化学原理课程节选

But days three and six each have an extra element, And the fact that the first elements here pair up nicely with each other suggests that the extra element on day three and the extra element on day six might also be paired in some important way.

但是第三天和第六天都有一个附加的因素，首要的因素就是这些事物都完美地匹配,这表明，第三天的附加因素,也应该与第六天的附加因素在重要的方面相匹配。

耶鲁公开课 - 旧约导论课程节选

Since the deal is not exclusive, Audience is free to pair up with other operators.

FORBES: Audience CEO: Sound As Important To Cellphones As Touch

He had the opportunity to pair up with another elite receiver if he chose Arizona, where Larry Fitzgerald plays.

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When they eventually pair up with others, they dump their excess energy and thus heat the junction a little.

ECONOMIST: Microrefrigeration