Think of something you can feed a bird or something you can feed a fish, or think of a pellet gun.

想一想可以喂鸟或喂鱼的东西，或者想一想弹丸枪。

The shooting took place less than two seconds after the police car pulled up to the boy. He was carrying an unloaded pellet gun -- a device also known as an air gun.

警车在这个男孩面前停下不到两秒就发生了这一枪击事件。这个男孩携带了一把没装子弹的粒丸枪，也被称为气枪。