安装某个软件包或相关程序的文档通常(应为：总是)是个好主意，如安装DocBook文档，但这不是程序正常操作所必需的。

It's usually (read: always) a good idea to install documentation about a package or related programs, like the DocBook docs, but it's not necessary for normal operation of your program.

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作为一个应用程序架构师，要在应用程序中确定文档的本地相关性以及时区假设如何与每个时间元素相联系。

As an application architect, make sure you document the local relevance and how the time zone assumptions associate with each temporal element in your application.

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被调用的程序以一个 XML 文档的形式接收警报相关信息。

The called program is passed information about the alert as an XML document.

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