shēn'ào HSK7

abstruse

深奥 (深奧) shēn'ào
abstruse adjective
difficult to understand; deep and complex in meaning

His theories are very profound and difficult for ordinary people to understand.

Frequency

Movie subtitles
1.52 per million appears in 1% of films
Written text
1.90 per million

Details

HSK 2.0
Level 6
HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT