Meaning of yān huā:
yān huā
烟花
Noun
fireworks; prostitute (esp. in Yuan theater)
Zài jiérì qíjiān, xǔduō chéngshì dōu huì ránfàng yānhuā.
在节日期间,许多城市都会燃放烟花。
During the festival, many cities set off fireworks.
Jiù Shànghǎi yǐ dēng hóng jiǔ lǜ de yānhuā jiē wénmíng.
旧上海以灯红酒绿的烟花街闻名。
Old Shanghai was known for its bustling entertainment streets.