The sledge ran smoothly over the frozen snow.

雪橇在冰冻的雪面上平稳地滑行。

《牛津词典》

Four days later, the sun was shining and the tight-packed frozen snow was crackling under every step.

四天后，阳光明媚，冻结得硬硬的雪在脚下噼啪作响。

youdao

The frozen snow was so slippery that it was hard to keep one's feet.

冰雪溜滑， 人们很难站稳。

《新英汉大辞典》

Groups of frozen water droplets are called snow pellets.

VOA: special.2010.01.05

Groups of frozen water-droplets are called snow pellets.

VOA: special.2011.01.11

Snow is a form of frozen water.

VOA: special.2010.01.05

All major trunk roads in Wales are now open for the Easter holiday weekend after frozen snow was cleared.

BBC: Wales weather: Major roads all reopen following snow

In summer, hikers follow a muddy footpath that parallels the creek, but winter skiers slide directly up the frozen snow-encrusted river in eerie silence.

BBC: Back-country skiing in Canada��s Jasper National Park

Then Todd running, bareheaded, trying to skirt areas of frozen snow.

NEWYORKER: Midnight in Dostoevsky