起雾的时候，比尔熊喜欢画画。

Bear likes to paint when it's misty.

youdao

比赛在灿烂的阳光中开始，但在中场休息时却起雾了。

The game started in brilliant sunshine but during halftime fog closed in.

《柯林斯英汉双解大词典》

如果不这样，尾气就会和雾混合在一起，那就休想看清前方的路了。

Otherwise it would be almost impossible to see anything on the road in such a mixture of fog and exhausts.

youdao