glacial abrasion

例句：

1. 1.The iceberg is a fascinating sight to see from space.
   冰山从太空看是一种令人着迷的景象。
2. 2. The glaciers are melting at an alarming rate.
   冰川正在以令人担忧的速度融化。
3. 3.Glaciers are formed by the accumulation of snow and ice over long periods of time.
   冰川是由长时间的积雪和冰积累形成的。