pair of scissors

例句：

1. 1. She wore a beautiful pair of shoes.
   她穿着一双漂亮的鞋子。
2. 2. They had a set of tools for the job.
   他们有一套工具来完成任务。
3. 3. The couple has two children, a boy and a girl.
   这对夫妇有两个孩子，一个男孩和一个女孩。