chà​jìn

poor

差劲 (差勁) chà​jìn
poor adjective
of bad quality, below average, or disappointing in performance or character

The service at this restaurant is terrible; I'm never coming back.

Frequency

Movie subtitles
15.2 per million appears in 6% of films
Written text
1.71 per million

Sources

Definitions
CC-CEDICT