说明： 一款编译器，针对vb，英文版。本程序包括详细的词法分析，语法分析，语义分析和中间代码生成，写得很不错，可读性很强。是关于循环语句的翻译 (new compiler, against vb and English. The procedures include detailed lexical analysis, grammar analysis, semantic analysis and intermediate code generation, very good, very readable. On the loop is the translation)
