文学 语义学 释 meta-language 元语言 用来描述或指称语言的语言或符号。又称纯理语言、符号语言。与对象语言（object language）相对。
metalanguage 元语言
＞数理逻辑与数学基础＞证明论＞释义 metalanguage 元语言 metalanguage 元语言†
系统软件 语言与编译 释文 meta language 元语言
- totalistic cellular automaton
- totalitarianism
- totality
- Totality and Infinity: An Essay on Exteriority
- totalizable
- totalization
- totalizer
- totalizing measuring instrument
- to talk over tea
- total laryngectomy
- total least squares
- total least squares estimation
- total least squares problem
- total least squares (TLS) problem
- total length closing error of traverse
- total life cycle design
- totalling
- total luminescence spectrum
- total lunar eclipse
- totally additive content
- totally additive function
- totally antisymmetric Levi-Civita tensor
- totally bounded
- totally bounded set
- totally bounded space