local metamorphism

例句：

1. 1.The local metamorphism of the rock is responsible for its unique color and texture.
   岩石的局部变质作用是其独特颜色和纹理的原因。
2. 2. The study of local metamorphism can provide insights into the history of the Earth's crust.
   研究局部变质作用可以提供对地球地壳历史的洞见。
3. 3.The process of local metamorphism is essential in understanding the formation of minerals.
   局部变质作用的过程对于理解矿物的形成至关重要。