in pairs

Poles always exist in pairs.

磁极总是成对存在的.

These atoms recombine in pairs during the night to form molecules of oxygen gas.

在夜间,这些氧原子再成对地结合成氧气分子.

He had some charming rooms in Pairs, decorated with old Spanish altar-lace.

他在巴黎有一所漂亮的寓所, 室内装饰着古色古香的西班牙圣坛花边.

You can work on your own or in pairs.

你们可以单独或两个一组工作.

Blessings do not come in pairs and calamities never come alone.

这可真是福无双至,祸不单行.

Most galaxies occur in pairs or in small multiple groups.

大多数星系成双或几个成一小群.

Shoes are only sold in pairs.

鞋论双卖.

Little shop-girls went fluttering by in pairs and fours , chattering, laughing.

年轻的女店员三三两两蹦蹦跳跳从身边走过, 一边走一边说笑着.

They are always in pairs, swimming contentedly in the water.

他们总是成双成对地在一起, 在水上快活地游着.

Look here. What shape did you see? Please in pairs.

出示圆锥让学生观察,讨论,你看到了什么图形?

Work in pairs . Make up a dialogue, using the following information.

根据下列情景和提示,两人一组编一段对话.

Dancers are not limited in number, but they must be in pairs.

参加跳舞的人数不限, 但必以两人相对而舞.

Our teacher asked us to talk in English in pairs.

我们老师要求我们用英语对话.

The eagles work in pairs to separate a young crane from the flock.

金雕成对配合,将年轻的鹤从鹤群中分离出来.

The children came in pairs.

孩子们两个两个地进来.