如果要构建一个较大的应用程序，或者构建需要为多个活动或应用程序提供数据的应用程序，那么可以使用内容提供程序实现数据访问。

If you're building a larger application, or one that makes data available to multiple activities or applications, a content provider is the means of accessing your data.

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WebSphere Business Services Fabric 活动是在项目范围内执行的，并且每个项目都配置为与元数据和维护该内容的团队关联。

WebSphere Business Services Fabric activities are carried out within the scope of a project, and each project is configured to be associated with meta data and the team that maintains that content.

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我们可以将融入式Web应用程序近似地看作一个活动实体，它会根据用户提供的新输入内容、其他人输入的新内容以及新的后台数据而不断发生变化。

You can look at an immersive Web application as almost a living entity, continually changing based on new input that the user provides, new input provided by others, and new back-end data.

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