ablation moraine

例句：

1. 1. The ablation moraine is a geological feature that marks the end of an ice sheet's retreat.
   剥蚀冰碛岩是地质特征，标志着一个冰盖后退的结束。
2. 2. The study of ablation moraine provides insights into how glaciers form and retreat.
   剥蚀冰碛岩的研究提供了关于冰川形成和撤退的见解。
3. 3. The ablation moraine is a unique geological formation that can be found in many mountainous regions around theworld.
   剥蚀冰碛岩是一种独特的地质构造，可以在世界上许多山区找到。