"catch fire" in Chinese (Simplified)
着火
Definition
开始燃烧；着火。也可表示突然变得流行或迅速传播。
Usage Notes (Chinese (Simplified))
多用于字面意义上的起火，也可用于比喻，如快速流行。常和物品一起用（如‘纸着火了’），也用于描述现象流行。
Examples
The curtains caught fire because of the candle.
窗帘因为蜡烛**着火**了。
Be careful, dry leaves can easily catch fire.
小心，枯叶很容易**着火**。
The old house quickly caught fire during the storm.
老房子在暴风雨中很快**着火**了。
Her idea for the fundraiser really caught fire online.
她关于募捐的想法在网上真的**火了**。
The engine began to smoke, and then it suddenly caught fire.
发动机开始冒烟，接着突然**着火**了。
The story about the lucky dog really caught fire and was shared everywhere.
关于那只幸运狗的故事真的**火遍了**，到处都在转发。