perfect competition
noun
mass noun
- the situation prevailing in a market in which buyers and sellers are so numerous and well informed that all elements of monopoly are absent and the market price of a commodity is beyond the control of individual buyers and sellers完全竞争（买主和卖主众多而且消息很灵通, 使得垄断的所有要素都不存在, 而且没有任何一个买主或卖主能单独操纵商品的市场价格）。