The jagged ramparts of the mainland and islands unsoiled by human footprints drift past, an endless drama wrought in ice and snow.

未被人类踏足的大陆和岛屿的粗糙的城墙在眼前漂过，一出永不落幕的戏剧在冰雪中生成。

youdao

In the north the ground becomes very cold as the winter snow and ice covers the ground.

在北方地面变得很冷，因为冬天的冰雪覆盖着地面。

《柯林斯英汉双解大词典》

Such ice cores trap gases, bits of dust, and other chemicals that were present in the snow that fell over Greenland for thousands of years and then became compressed into ice.

这些冰芯将气体、尘埃和其他化学物质封存在格陵兰岛数千年来的积雪中，然后被压缩成冰。

youdao

The scientists work for the National Snow and Ice Data Center at the University of Colorado in Boulder.

VOA: special.2009.10.27

Signs of climate change include an increase in rain when there used to be only snow, new plant life,and melting ice sheets.

VOA: special.2009.06.03

The scientists work for the American space agency and the National Snow and Ice Data Center in Boulder,Colorado.

VOA: special.2009.05.05

In the upper Midwest, thousands of homes and businesses also lost power because of heavy wet snow, ice and wind in the past couple of days, while rain and snow raised flooding concerns in various areas of the Midwest.

NPR: Severe Storms Sock Midwest, Push East; 2 Dead

Launched in 1963, Harbin's festival is now ranked as one of the four largest ice and snow carnivals in the world and attracts close on a million visitors.

BBC: Chill out in China: Harbin��s Ice and Snow Festival

There were reports of hazardous driving conditions on A5 near Lichfield, and the A53 in Leek because of ice and snow.

BBC: Council overspend on Staffordshire gritting budget