That's because the general purpose language (like C#) does not tell you how to use it or what it should be used to describe, it has no bounds. The domain of things it can describe is so vast.

因为一般用途语言（如C#）不能告知你它的使用方法，用什么描述特定问题，缺乏对边界的定义，因为它可描述问题的范围实在是太宽广了。

youdao

The purpose of this article is to show several methods of exporting C++ classes from a DLL module.

这篇文章就是演示几种从一个DLL模块中导出C++类的方法。

youdao

For the purpose of this article, all text and figures refer to the ObjectGrid directory in c: \ og61.

就本文而言，所有的文本和数字都指向c： \ og 61中的ObjectGrid目录。

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In 2008,the Supreme Court ruled that the Second Amendment protects the right to keep and bear arms for the purpose of self-defense, striking down a Washington,D.C.law that banned the possession of handguns in the home.

VOA: standard.2010.06.29

"In all of these cases, the groups were claiming (c)(4) status basically for the purpose of hiding their donors, " said Democracy 21 President Fred Wertheimer.

WSJ: Best of the Web Today

At the Citigroup ( C) Global Consumer Conference, CFO Jon Moeller unveiled some major adjustments to the Bob McDonald Purpose-driven growth plan namely a halt to expansion until the company gets a grip.

FORBES: Connect

The other striking similarity in both situations is that GOPAC was in need of new source of funding for the projects and turned them over to 501(c)(3) organizations for that purpose.

CNN: AllPolitics - Ethics Transcript