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
- Caricature
- CARICC
- caries risk assessment
- Carignan-Salieres Regment
- Carina
- carina
- Carina arm
- Carina-Cygnus Arm
- Carina Dwarf Galaxy
- carinal
- Carina Nebula
- Carina OB 2
- Carina-Sagittarius arm
- Carina system
- Caring: A Feminine Approach to Ethics and Moral Education
- Cario
- Cario Governorate
- Carl Andre
- Carl Artur Vilhelm Moberg
- Carl Becker
- Carl Bosch
- Carl Botan
- Carl Christian Reindorf
- Carl Czerny
- Carl D. Perkins Act