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来源：雅诚德英语网
SCA is built on four key concepts: services, components, composites, and the domain.
SCA建立于四个关键概念之上：服务、组件、复合组件和域。
SCA is built on four key concepts: services, components, composites, and the domain.
SCA建立于四个关键概念之上：服务、组件、复合组件和域。