程序通过输入固定的语法和句式规则，可以改正拼写错误，也可以修改文章。

These programs correct spelling and, by applying canned grammatical and stylistic rules, fix prose.

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介绍了教学编译程序实例的设计思想和语法规则，并着重对主程序、分程序和几个功能性程序给予了详细分析。

Then the paper gives a detail introduction to design and implementation of the main class, main program, backgroud class and sprite class base on J2ME.

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