货币在实现其作为交换媒介的功能的时候,只是促进了商品和服务的流动。
In fulfilling its role as the medium of exchange, money just facilitates the flow of goods and services.
描述服务,包括它们提供的功能和在消费者和提供者之间交换的[协议和数据]。
Specifying services including the functional capabilities they provide [protocols and data] exchanged between consumers and providers.
Web 服务的承诺之一是可以交换“等同的”提供者而不会损失功能。
One of the promises of Web services is that "equivalent" providers can be swapped without loss of functionality.
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