求COST的名词用法?
问题描述：
求COST的名词用法?
答
cost 词性变化n.成本；费用cost price 成本价格The cost of living is going up.生活费用在提高.cost 代价；价格The cost of the house was too high for me.对于我来说,这房子的价格太高了.牺牲He saved his daught...