You are not required to have separate exchange and extension schemas; you can put all of your extensions in the same schema document.

您不需要具有单独的交换架构和扩展架构；可以将您的所有扩展放在同一个架构文档中。

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These issues call for alternative ways to expose the schema information to applications and allow them to make use of the schema information in a separate process from validation.

解决这些问题需要采取其他方式，将模式信息公开给应用程序，并允许它们不需要经过验证就能利用模式信息。

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The parser traverses the XML AST in separate passes to verify that the document is a valid XAML document, which means that it conforms to the XAML XML schema and does not contain invalid XAML.

剖析器会在不同的传递中周游 XML AST，以确认文件是有效的 XAML 文件，这表示该文件要符合 XAML XML 结构描述且不含无效的 XAML。

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