n.爆竹；鞭炮

The boy touched off the firecracker and ran away. 那男孩点燃了爆竹就跑开了。

The firecracker went off and scared Jack's dog. 爆竹响了，吓了杰克的狗一跳。

This firecracker is very powerful. 这种鞭炮的爆炸力极强。

Chinese children like to buy many firecrackers before the Spring Festival. 中国孩子会在春节前买很多鞭炮。