Examples

饭店着火，旅客炸了窝。

The guests stampeded out of the burning hotel. → 炸窝

着火啦！

Fire! → 着火

啊！着火了！

Oh! It's caught fire! → 啊

不得了，着火了！

My God! It's on fire. → 不得了

交通灯变绿了但车子死活打不着火。

The lights had changed to green, but the car simply wouldn't start. → 死活

The firemen entered the building on fire through the roof.

消防员从房顶进入了着火的建筑。 → enter

We keep fire extinguisher downstairs in case of fire.

灭火器就在楼下，如果着火的话可以使用。

to burst into flames

突然着火 → burst

to catch fire

着火 → fire