【医】 Jansky's classification
river
this
【化】 geepound
base; basic; foundation; key; primary; radix
【化】 group; radical
【医】 base; basement; group; radical
family name; surname
sort; class; classify; assort; divide; label; staple; system
【计】 categories; categorization; category
【化】 classification
【医】 classifieation; grouping; systematization; systematize; typing
【经】 classification; classifying; group; sort