continental glacial cover

例句：

1. 1. The continental glaciers are slowly retreating due to global warming.
   由于全球变暖，大陆冰川正在缓慢后退。
2. 2.The continental ice cover is a crucial component of the polar ice caps.
   大陆冰盖是极地冰帽的重要组成部分。
3. 3.The continental glaciers have been responsible for the formation of many rivers and lakes in the region.
   大陆冰川在该地区形成了许多河流和湖泊。