cost是可数名词吗
可数见字典翻译及例子：名词 n. 1.价钱，价格；代价；费用；成本 At last I bought the film rights of a novel at a moderate cost.最终我以适中的价格买下了把小说改编成电影的版权。The scientific books will be sent without cost.这些科学书籍将免费赠送。I promise all costs will be readily returned.我保证所有的费用会迅速偿还。 2.牺牲，代价...