This is the 3239th most frequent Chinese word.
分為
"To divide into" or "to be divided into."
The word '分為' is used in this sentence to describe the act of division or separation of a space into distinct parts.
这个房间分为三个区域。
This room is divided into three areas.
Here, '分為' is applied to indicate the separation of a conceptual structure, like a course, into components.
课程内容分为理论和实践两部分。
The course content is divided into theoretical and practical parts.
In this instance, '分為' signifies categorization or classification of a social system into hierarchical groups.