Metalanguage
n. 元语言\\n[计] 元语言
📖 牛津释义
metalanguage
n[C, U]
language or set of symbols used in talking about or describing another language, etc 元语言, 纯理语言（用以讲述或描述另一语言等的语言或一套符号）.
🗣️ 情景例句
Even when I have a cold, I still have a good appetite.
我就是感冒了，胃口也照样很好！
That's very nice of you. I guess I could use some help.
谢谢你的好意。我想我可能要一点帮助。
The third item has been omitted.
第三项目漏掉了。