There is no standard yet to include text search functionally into the XQuery language.
还没有将文本搜索功能包含进XQuery语言中的标准。
You need to do this whenever you use XQuery as the outermost language.
每当使用XQuery作为最外层语言时，您都需要这样做。
XQuery does not bind the application to a particular language.
XQuery不会将应用程序绑定到特定的语言。
Use XQuery as a top-level language
使用XQuery作为顶层语言
Use XQuery as a top-level language
使用XQuery作为顶层语言
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