HSK V7-9
Correct

上流

/ shàngliú / 
Strokes

Definition

upper class

Example

As a Noun
upper reaches (of a river)
1
Huánghé
黄河
shàngliú
上流

upper reaches of the Yellow River

As an Adjective
upper-class; upper-society
2
Shàngliú
上流
rénwù
人物

people from high society