[, ] () the extent to which a large percentage of an industry's products are bought by only a small number of buyers 买主有限；买方集中程度（少数几个买主购买了某行业大部分产品）◆High buyer concentration (= only a few buyers) increases buyers' bargaining power. 买主高度集中（只有几个买主）增强了买主讨价还价的能力。◆The lower the buyer concentration (= the more buyers there are) the better it is for your industry. 买主集中程度越低（有较多的买主），对你的行业越好。⨁to increase / reduce buyer concentration 增加／降低买主集中程度