发火了

got angry

→ 发火
phrase Rare #20,296
got angry 发火 means to get angry or lose one's temper; 了 indicates a change of state or that the anger has occurred. It can be used for becoming angry at someone or something.
CH: 他听到这个消息后发火了。
EN: He got angry after hearing the news.

你让我发火了

You made me angry.

— 西部往事 (1968)

我就打他结果发火了

I only hit him, but he got angry.

— 好家伙 (1990)

对自己发火了

I got angry with myself.

— 月升王国 (2012)

丹尼斯发火了

Dennis lost his temper.

— 浪潮 (2008)

老爸发火了?

Did your dad lose his temper?

— 你妈妈也一样 (2001)

队长又得发火了

The captain’s going to get mad again, isn’t he?

— 追击者 (2008)