rén​wéi HSK7

artificial

人为 (人為) rén​wéi
artificial adjective
man-made or caused by human factors rather than nature

This accident was caused by human factors.

human effort idiom
human activity, endeavor, or work

Success depends on human effort; as long as you work hard, there is hope.

Frequency

Movie subtitles
2.38 per million appears in 1% of films
Written text
19.5 per million

Details

HSK 2.0
Level 6
HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT