It became dark for a couple of minutes, but I didn't feel much.

天黑了几分钟，但是我没什么感觉。

youdao

As it was getting dark, the streets in this town became almost empty.

由于天逐渐变黑，这个城镇的街道上几乎空无一人。

youdao

By this time the sun was about to set, and all of a sudden the sky became as dark as if it had been covered with a thick cloud.

这时太阳要下山了，突然之间天空变得像被密云覆盖一般黑了下来。

youdao

The Israeli army knew that its troops "were slated to pull out as soon as it became dark, " he said.

BBC: News Online

When I walked into bat I still felt that if things went our way we could pull off something special but they didn't and it became quite dark - we could hardly see anything.

BBC: Russel Arnold's column

" Yet, said Bernstein, the more one studied Britten's pieces, the more obvious it became that something dark lurked underneath that the composer "was a man at odds with the world.

WSJ: The Sounds of Sacrifice | Benjamin Britten | War Requiem | Masterpiece by Stuart Isacoff