shàng​yóu HSK7

upstream

上游 shàng​yóu
upstream directional
the upper reaches of a river or stream

The source of pollution mainly comes from the upstream section of this river.

upper level verb
advanced position or the upper echelon of a hierarchy

He always strives for excellence in his work and performs outstandingly.

Frequency

Movie subtitles
2.06 per million appears in 1% of films
Written text
13.8 per million

Details

HSK 2.0
Level 6
HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT