既然我们了解了进行应用程序开发的模块化方法的背景知识，那么我们就把它应用到普及的编程中吧。

Now that we have a background for a modular approach to application development, let's apply it to pervasive programming. We can break down the components in our weather example as follows.

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作为向中学生普及历史知识的载体——中学历史教科书，它的编写日益引起历史教育工作者的重视。

The effective link-up in the compilation of history textbooks between junior and senior middle schools does not mean that we should avoid the content repetition in the textbooks.

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