They often work in groups or pairs, put all their ideas together and elect a spokesperson.

他们时常以小组或配对的形式学习，把大家的想法集中起来，共同选一个发言人。

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This article covers the basics of working with images, starting and stopping instances of those images, and the key pairs and security groups that let you secure the instances.

本文介绍关于使用映像、启动和停止映像实例、保护映像实例的密匙对和安全组的基础知识。

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Each list is a string that contains the HTML and elements for the key pairs and security groups.

每个列表都是一个字符串，它包含针对密匙对和安全组的 HTML 和 元素。

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And even here at the law school, we wrote papers in pairs and as groups.

就算在法学院，我们也是成对和分组写论文的。

在模拟审判课堂 - SpeakingMax英语口语达人

Children who were tutored in pairs and groups of three appeared to make just as much progress as those taught on a one-to-one basis.

BBC: Poorest pupils 'weaker at maths'

About 20 people, in pairs or in groups of three, chained their arms together inside sections of drain pipes and other plastic tubing and lay down on the road in front of the north gate, while eight other people did the same at the south gate.

BBC: Protesters stage anti-Trident blockade at Faslane