Information technology - syntactic metalanguage - extended bnf 信息技术.句法元语言.扩展的bnf
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Three interpretations of metalanguage and different researches on defining metalanguage 元语言研究的三种理解及释义型元语言研究评述
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Xml stands for " extensible markup language " . it ' s a metalanguage , which can describe other languages Xml全称是“可扩展标识语言” ( extensiblemarkuplanguage ) ，它是一种元语言，是用来描述其它语言的语言。
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Expands the concept of using the scheme language as an executable metalanguage as in the parse tree example for other programming languages 扩展了将scheme语言用作可执行元语言的概念（如解析树示例中所示） ，以便其他编程语言利用它。
