首先，放鞭炮是火灾事故潜在的原因，特别是在大城市。

First, burning firecrackers is a potential cause of fire accidents, especially in the big city.

youdao

首先，放鞭炮是火灾事故潜在的原因，特别是在大城市。

First, burning firecrackers is a potential cause of fire accidents, especially in the big city.

youdao