The separation of task between XPath and XSLT is not new but, since no other languages were based on XPath, it was mostly an academic distinction -- until the arrival of XQuery.
XPath和XSLT之间的任务分离并不新奇，但因为没有其他语言是基于 XPath 的，因此在XQuery 出现以前，二者主要是理论区别。
The distinction being made is purely academic.
作出的这一区分只是纯学术性的。
Studying the distinction between Shiji and Hanshu is a traditional academic subject.
研究《史记》《汉书》之异同是一个传统学术课题。
Studying the distinction between Shiji and Hanshu is a traditional academic subject.
研究《史记》《汉书》之异同是一个传统学术课题。
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