The demand curve shows how much of a good consumers are willing to buy as the price per unit changes holding non-price factors constant.
需求曲线表明当单位价格的变化保持在一个非价格因素的恒定值上时，多数消费者在多大程度上愿意掏腰包去消费。
The demand curve shows how much of a good consumers are willing to buy as the price per unit changes holding non-price factors constant.
需求曲线表明当单位价格的变化保持在一个非价格因素的恒定值上时，多数消费者在多大程度上愿意掏腰包去消费。
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