| 释义 |
来历不明 [- - bù mínɡ]unknown source or origin; It is not clear how he comes by so many valuables.; It is not clear how he comes to occupy the present important position.; obscure [unknown] origin; of dubious background; of questionable antecedents; one's legal identity not clarified of unknown origin: •¶ 这辆卡车来历不明。 This truck is of unknown origin. |