n.价钱，代价；花费，费用；牺牲；[用复数][法律]诉讼费vi.价钱为，花费；估计成本；vt.付出代价；估价；使丧失；使付出努力 变形： 复数：costs过去式：cost过去分词：cost现在分词：costing第三人称单数：costs 双语释义：n.(名词)[C][U]成本,费用 price; money that you must pay for sth[S]代价,损失 loss; what is given to get another thingv.(动词)vt. & vi. 值钱 be obta