in pairs例句

Shoes are only sold in pairs.
鞋论双卖.

The children came in pairs.
孩子们两个两个地进来.

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.