They marched out singly or in pairs.
他们一个一个地或成双成对地走出去。
他们总是成对地出现。
这些鸟成双成对地飞。
It was a big exhibition, a big art show that they had in Pairs every year.
那是一个很大的展览，是他们每年都会在巴黎举办的一个很大的艺术展。
But there was a problem: transits of Venus, unlike those of Mercury, are rare, occurring in pairs roughly eight years apart every hundred or so years.
但有一个问题：和水星凌日不同的是，金星凌日是罕见的，大约每隔一百年会成对出现八年的时间。
Students worked in pairs on the project.
学生两人一组做这个项目。
What I heard most often there was questions like "Shall we do the task in pairs?" and "Four students each group."
在那里我最经常听到是诸如“我们将以小组形式做这个任务吗”此类的问题，和“每组四个学生”。
他们都成对卖。
学生展示对话。
两人一组做练习。
筷子都是成双的。
Sometimes the pupils work in pairs.
有时学生两人一组学习。
鞋子是成双出售的。
Please have a conversation in pairs.
请两人对话。
两人一组，然后提问。
让我们两人一组。
You should work in pairs to ask the way.
你们应该两人一组去问路。
它成对出售。
The teacher lets students read the text in pairs.
老师让学生两人一组读课文。
You shall work in pairs or groups to show the preview results.
你们要分组展示预习成果。
Split and join nodes come in pairs.
分离节点和连接节点是成对出现的。
Then continue this activity in pairs.
然后两人一组继续这项活动。
Not if I can harvest the factors in pairs.
如果我可以成对获得因子的话就不需要。
他们都成对卖。
The sender and receiver channels act in pairs.
发送方通道和接收方通道成对地起作用。
They’re always sold in pairs, didn’t you know?
就是那么卖的，你不知道吗？
Use the following dialogue to help you. Work in pairs.
用下面的对话帮助你，两人一组展开对话。
Use the following dialogue to help you. Work in pairs.
用下面的对话帮助你，两人一组展开对话。
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