Subject + 分为 + Categories
分为 (fēnwéi) means 'to be divided into' or 'to be classified into' and is used to describe categorization or division into groups. It is a formal expression commonly found in academic, scientific, and explanatory writing. The categories are typically listed after 分为 using a colon or enumeration.
中国茶主要分为六大类。
zhōngguó chá zhǔyào fēn wéi liù dà lèi.
Chinese tea is mainly divided into six major categories.
这本书把学习方法分为三个阶段。
zhè běn shū bǎ xuéxí fāngfǎ fēn wéi sān gè jiēduàn.
This book divides learning methods into three stages.
一年分为春夏秋冬四个季节。
yì nián fēn wéi chūn xià qiū dōng sì gè jìjié.
A year is divided into four seasons: spring, summer, autumn, and winter.