空气枪

例句：

1. 1.He bought an air gun for his birthday.
   他生日时买了一把气枪。
2. 2.The hunter used an air gun to scare the deer away.
   猎人用气枪吓走了鹿。
3. 3.The children were playing with their air guns in the park.
   孩子们在公园里用他们的气枪玩耍。