angle of unconformity

例句：

1. 1.The fault in the rock is an angle of unconformity.
   岩石中的断层是一处不整合面。
2. 2. The geologist found a new angle of unconformity in the area.
   地质学家在该地区发现了一个新的不整合面。
3. 3. The study of this angle of unconformity could help us understand the history of the earth's crust.
   研究这个不整合面可以帮助我们理解地球地壳的历史。