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》
2
If the image had been taken later in the year, when snowcovers the entire peninsula, the ash plume would be difficult to see against a white background.
如果晚些时候拍摄，到积雪覆盖整座火山之后，火山烟流将在白色背景下难以看到。
3
Snowcovers the rooftops of buildings in central London on December 20, 2010.