lose是小学六年级英语v.失去;丢失;遗失;(因事故、年老、死亡等)丧失;被…夺去;例句By that time I had lost interest in the idea.那时我已经对此想法失去兴趣了。词组lose out失败;受损;吃亏变形现在分词losing过去式lost过去分词lost第三人称单数loses。