This is the only time that the application will show a network communication error to the user because the application will have downloaded and cached data under all other uses.

这是惟一一次应用程序向用户显示网络通信错误的时候，因为在所有其他情况下应用程序已经下载并缓存了数据。

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In user space, note that because user processes appear in separate address Spaces, moving data between them must occur through some form of inter-process communication mechanism.

在用户空间，注意，由于用户进程出现在单独的地址空间，在它们之间移动数据必须经过某种进程间通信机制。

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Page-to-page communication is suitable for portlets that are on many pages and do not have much user input data.

页到页通信适合于那些位于许多页面上但没有很多用户输入数据的portlet。

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