Once, he stopped suddenly, and then walked around a part of the frozen stream.

一次，他突然停下来，然后冻结流的一部分绕着走。

youdao

It was so cold that the stream had frozen solid.

天气很冷，小河冻得结成冰了。

《牛津词典》

The stream has frozen up; you can see the fish trapped in the ice.

小河冻起来了，你可以看见冻在冰里的鱼。

《新英汉大辞典》

Once,he stopped suddenly, and then walked around a part of the frozen stream.

VOA: special.2010.05.01

Then he stood up and started walking on the frozen stream again.

VOA: special.2010.05.01

We said nothing about the windshield, although the cracks had spread out like ripples on a frozen stream.

NEWYORKER: Cell One