柯林斯词典firecracker /ˈfaɪəˌkrækə/ (firecrackers) 1. N-COUNT A firecracker is a firework that makes several loud bangs when it is lit. 爆竹 返回 firecracker剑桥词典a firework that makes a loud noise when it explodes 爆竹,鞭炮 返回 firecracker