If people live in the countryside, they can play firecracker.
如果人們住在鄉村，他們可以放鞭炮。
This firecracker is very powerful.
這種鞭炮的.爆炸力極強。
Playing firecracker is very interesting.
放鞭炮非常有趣。
The firecracker went off and scared Jack's dog.
爆竹響了，把傑克的狗嚇了一跳。
The boy touched off the firecracker and ran away.
那男孩點燃了爆竹就跑開了。