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
- convertible merger evaluation
- convertible signature
- convertibly
- convertin
- convertion compound
- convertor
- convex
- convex algebra
- convex analysis
- convex angle
- convex arc
- convex body
- convex-body theorem
- convex broken line
- convex cell
- convex circled set
- convex closed curve
- convex closed set
- convex closure
- convex closure of a saddle function
- convex closure of a saddle-function
- convex closure of saddle function
- convex combination
- convex-compact mapping
- convex-complex space