n (usually plural) a device with an explosive that burns at a low rate and with colored flames; can be used to illuminate areas or send signals etc.
n. 烟火, 激烈争论
[化] 焰火
1. The fireworks lit up the night sky during the festival.
节日期间，烟花照亮了夜空。
2. We always watch fireworks on New Year's Eve.
我们总是在新年前夜观看烟花。
3. The children were excited to see the colorful fireworks.
孩子们看到五彩缤纷的烟花感到兴奋。