从商品中脱离出来，充当其他商品一切价值的商品general equivalent

• 货币作为商品的一般等价物，仍然有它存在的重要意义。

  As a general equivalent for commodities, currency still holds significant importance.

• 货币是在长期交换过程中形成的固定的充当一般等价物的商品。

  Currency is a commodity created during a long-term process of exchange which acts as a fixed and general equivalent for other commodities.