categorize

Librarians spend a lot of time learning how to categorize books by subject.

(Chinese) 图书管理员花费大量时间学习如何按主题对书籍进行分类。

It is difficult to categorize this movie because it combines horror and comedy.

(Chinese) 很难给这部电影分类，因为它结合了恐怖和喜剧。