按照定义，一个系统是一个自我包含的实体，包括所有的需要满足其业务目的或任务的资源。

By definition, a system is a self-contained entity that includes all the resources needed to satisfy its business purpose or mission.

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然而，移动操作者的领域是自我包含的；它不需要了解Simpay有限公司参与者做什么。

However, the world of the mobile operator is self-contained; it requires no knowledge about what the Simpay Ltd. actor does.

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点击Browse以定位. zip文件或者自我包含的HTM或者html布局文件，然后点击OK。

Click Browse to locate the.zip file or the self-contained HTM or HTML layout file, and then click OK.

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