Automated parser generators alleviate that difficulty.
自动化解析器生成器减轻了这种困难。
Note that other parser generators, such as ANTLR, use similar approaches.
注意，其他的解析器生成器也是采用类似的方法，比如ANTLR。
Parser generators take the grammar of a language and generate code to parse it.
分析器产生器的作用是接收一门语言的文法并产生代码以分析该语言。
They are a simple but powerful generalization of regular expressions that are easier to work with than the LALR or LR-1 grammars of traditional parser generators.
它们是简单但功能强大的泛化正则表达式，比起传统的LALR或者LR-1语法的解析器生成器来说更易于使用。
When it comes to parser generators, Parsing Expression Grammars (PEG) have become quite popular recently after a thesis by Bryan Ford introduced an optimization called "Packrat Parsing".
当谈到解析器生成器的时候，解析表达式语法（PEG）最近因为一篇BryanFord介绍的一种叫做“Packrat解析”优化的论文而变得很流行。
When it comes to parser generators, Parsing Expression Grammars (PEG) have become quite popular recently after a thesis by Bryan Ford introduced an optimization called "Packrat Parsing".
当谈到解析器生成器的时候，解析表达式语法（PEG）最近因为一篇BryanFord介绍的一种叫做“Packrat解析”优化的论文而变得很流行。
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