求COST的用法?
问题描述：
求COST的用法?
完整点的
有没有the living costs这种说法？
答
cost vi., vt.cost, costing估价；估计…的成本；要价；价值（若干）；费；需How much did that bag cost? 那个书包要多少钱?The job was costed by builder at about $1500. 这件活儿施工人员估计要1500...