Money serves as the medium of exchange.

货币是商品交换的媒介。

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People hold money because it is the medium of exchange.

人们持有货币是因为它是交换媒介。

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Now people have also discovered that gold is useful to serve as the medium of exchange.

现在人们也发现黄金是有效的交换媒介。

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Supported by the Marshall Plan, the new Deutschmark superseded dubious old paintings, and even American cigarettes, as the medium of exchange.

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But the custom developed of just using the paper receipts as the medium of exchange, with few if any showing up to demand the actual gold.

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Eventually society exhausts the carrying capacity of the truly productive and leverages itself with so much debt that the private economy is crowded out or manipulates the medium of exchange in a way that destroys the purchasing power of working class people.

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