英汉词典

1.Lex and yacc are tools for building programs.

lex和yacc是编译程序的工具。

2.Note that lex gives preference to longer matches, even if they're later. So, given these rules.

注意，lex优先选择更长的匹配，即使它们更靠后。

3.Yacc is designed to work with the output of Lex, although you can write your own code to fill that gap.

yacc设计用来处理lex的输出，不过您也可以编写自己的代码来完成此任务。

4.In fact, while lex and yacc are almost always mentioned in the same breath, they can be used separately.

实际上，尽管lex和yacc几乎总是被同时提到，但是它们可以单独使用。

5.Lex breaks down files into sets of "tokens," roughly analogous to words.

lex将文件分解为成组的“记号(tokens)”，大体上类似于单词。

6.Yacc files, like lex files, come in sections separated by % % markers.

类似于lex文件，yacc文件也是由使用% %标志隔开的部分构成。