three birds

例句：

1. 1. There are three birds flying in the sky.
   天空中有三只鸟在飞。
2. 2. The children were playing with three birds.
   孩子们正在和三只鸟玩耍。
3. 3. The hunter killed three birds for dinner.
   猎人为了晚餐杀了三只鸟。