___________v. 损失;遗失;丧失 ___________adj. 遗失的;丢失的 ___________[搭配] 困惑;(茫然)不知所措 ___________[同义] v. 丢下;遗忘
1.loss n.损失;遗失;丧失
leave
lose
lost
at a loss