bù​xiáng

sketchy

不详 (不詳) bù​xiáng
sketchy verb
not detailed or comprehensive; lacking in specifics

Historical records of this figure are extremely sketchy.

unknown verb
not clearly known, identified, or specified

The whereabouts of the missing person remain unknown.

Frequency

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

Sources

Definitions
CC-CEDICT