plate boundary

• 板块边界

plate boundary的用法和样例：

例句

1. The rift valley is a classic example of a divergent plate boundary.
   裂谷是一个典型的例子一个不同的板块边界。
2. Plate boundaries are often rich in earthquakes and volcanic activity.
   板块边界往往出现在在地震和火山过程中。