multiple stratification

• 多层化

multiple stratification的用法和样例：

例句

1. The stratification of New Foundations generalizes readily to languages with more predicates and with term constructions.
   新基础的层化推广到了带有更多谓词和带有项构造的语言。
2. The water column stratification is the main factor to control the bottom water hypoxia.
   水体层化是控制底层水体贫氧的主要因素。