A design model of NC code complier based on ANother Tool for Language Recognition (ANTLR) was presented, which adopted the Extended Backus Naur Form (EBNF) to define the NC program syntax rule.

采用了扩展的巴科斯范式(EBNF)定义NC程序语法规则，提出了一种基于语言识别工具(ANTLR)的NC代码编译器的设计模型。

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Three kinds of errors can occur in a program: syntax errors, runtime errors, and semantic errors.

程序一般会有三种错误：语法错误，运行错误和语义错误。

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So I am going to on the fly write a very simple little main program that just illustrates some of the syntax that we can then visualize more interesting.

我很快的写了一个很简单地小程序,来说明一些语法,我们使它变得更有趣些。

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