集合可以是基于模式的，也可以是基于非模式的。

A collection could be schema based or non-schema based.

youdao

只要非裔美国戏剧仍以自然主义为主导模式，它只能表达非裔美国人的“困境”。

As long as African American drama maintained naturalism as its dominant mode, it could only express the "plight" of African American people.

youdao

只要非裔美国戏剧仍以自然主义为主导模式，它只能表达“非裔美国人的困境”。

As long as African American drama maintained naturalism as its dominant mode, it could only express the "plight of African American people".

youdao