分类理论 fēn lèi lǐ lùn

DEFINITIONS

  1. classification theory

CHARACTERS

分 fēn
HSK 1
divide; small unit of time etc.
类 lèi
HSK 5
class, group, kind, category
理 lǐ
HSK 3
reason, logic; manage
论 lùn
HSK 4
debate; discuss; discourse