firecracker是什么意思英语翻译

　　The firecracker went off and scared Jack's dog.

　　爆竹响了，把杰克的狗吓了一跳。

　　The boy touched off the firecracker and ran away.

　　那男孩点燃了爆竹就跑开了。

　　In the countryside, people can play firecracker in open space.

　　在乡村，人们可以在空地放鞭炮。