When the lights went out, the girl got scared.

灯光熄灭后，那女孩非常害怕。

youdao

When the lights went out, I lit some candles.

灯灭了，我赶紧点上一些蜡烛。

youdao

He felt his way across the room when the lights went out.

当灯熄灭时他摸索着走过房间。

youdao

I knew the storyline before I went, but when the lights went down, and then the story came out.

我去看之前就知道故事情节了，但当灯光暗下来，演出开始，

歌剧魅影 - SpeakingMax英语口语达人

The stampede happened as fans panicked when the lights went out just minutes after the game ended.

BBC: Togo toll rises to four

Where were you when the lights went out?

FORBES: Twitter and GoDaddy Won the Super Bowl - Chrysler Did Not

Many were attending a magic show and some thought, when the lights first went out, that the sudden darkness was part of the performance.

CNN: 1 year on, survivors of Costa Concordia to mark the disaster