了解更多关于该语言的知识将有助于判断该语言在什么情况下对您的工作最有好处，并且有助于理解在什么情况下将XQuery与SQL相结合会比较有用。
Learning more about the language helps you determine when it can be most beneficial to your work, as well as help you understand when it can be useful to combine XQuery with SQL.
人们对这种过程进行研究，期望从中得出对语言教学有用的知识。
These processes are often investigated with the expectation that information about them may be useful in language teaching.
关于语言的知识总是有用的。
应用推荐