In figure 3, one pair of groups used 400 MB mail files, and the other pair used 1000 MB mail files.

在图3中，两组用户使用400 MB的邮件文件，另外两组用户使用1000 MB的邮件文件。

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The other pair of towers displays artwork by local crafts-people that celebrates the heritage of South Africa's "City of Roses".

另外一对塔则用来展示由当地工艺师设计的艺术作品，用来赞美其南非“玫瑰之城”的传统。

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After scientists showed the four crows a series of colour photographs of humans with their hair concealed, one pair was trained to pick men's faces and the other pair women's faces.

研究人员给四只乌鸦观看人的一组彩色照片，但把头发隐藏起来，训练一对乌鸦挑选男人照片，另一对乌鸦去选女人照片。

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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

We have to pair that with that other evocation of the landscape to see this alternate idea, that actually this distanced criss-crossing of the landscape could be damaging. Think of those other violent knight's moves, like skipping past the mother's death.

我们得把关于风景的另一个回忆组成一对去理解,这个额外的想法，这个疏远的,十字纵横的景色描写可能是毁坏性的，想想其他的暴力的,迂回前进，比如跳过母亲死亡的方式。

耶鲁公开课 - 1945年后的美国小说课程节选

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

Dr. Hsu was also interested in the genetics of cognitive ability, so the pair joined with other colleagues to launch the BGI intelligence project.

WSJ: The Search for the Genetics of Intelligence

Detectives investigating the attack said the pair had been drinking with other friends throughout the day and night of 10 November and had "a brief altercation" before arranging to meet again to resolve the disagreement.

BBC: Carlton Pollock

The pair recruited other men to pose as legitimate charity workers on the streets of Birmingham and they collected thousands of pounds from unsuspecting members of the public.

BBC: Operation Pitsford: The 11 men