「不詳」

(pos:形容詞)(label:書面語)
<explanation>
yue:唔知道，唔清楚一啲資料；多數係寫作嗰陣用
eng:not known; not clear (of some information)
<eg>
yue:出生日期不詳 (ceot1 sang1 jat6 kei4 bat1 coeng4)
eng:(one's) date of birth is unknown