劍橋詞典Unexplained events , behaviour , etc. are ones for which people do not know or understand the reason . (事件、行為等)未說明的,未解釋的,原因不詳?shù)? an unexplained death /noise 原因不明的死亡/噪聲 He was shot dead earlier this year in unexplained circumstances . 他在今年早些時候莫名其妙地被人開槍打死了。 返回 unexplained