柯林斯词典profit margin (profit margins) 1. N-COUNT A profit margin is the difference between the selling price of a product and the cost of producing and marketing it. 利润空间[商业] The group had a net profit margin of 30% last year. 该集团去年的净利润空间为30%。 返回 profit margin剑桥词典the difference between the total cost of making and selling something and the price it is sold for 利润率，利润幅度 Many small companies operate on very narrow profit margins . 许多小公司靠非常微薄的利润率维持经营。 返回 profit margin