(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