单个购买者的需求是一系列价格和购买者在市场上每一价格愿意和有能力购买的数量之间的关系。
Demand for an individual buyer is a schedule of prices and the quantities that buyer would be willing and able to buy in that market at each price.
线性需求曲线反映了特定时期某商品需求量与价格之间的关系。
The linear demand curve has reflected the relation between some commodity demand volume and price of specific period.
需求曲线——一个关联到商品数量或服务消费者愿望的与这个商品购买价格关系的函数。
Demand curve — a function that relates the quantity of a commodity or serve consumers wish to purchase to the price of that commodity.
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