V2EX object language

Object Language

释义 Definition(中文)

对象语言 / 客体语言:在语言学、逻辑学与计算机科学中,指被描述、被分析或被讨论的那种语言;与用来描述它的元语言(metalanguage)相对。常见于“用一种语言来谈论另一种语言”的场景(如语法规则、逻辑系统、编程语言规范等)。

发音 Pronunciation(IPA)

/bdekt lwd/

例句 Examples

The grammar is written in a metalanguage, but it describes the object language.
语法用元语言写成,但它描述的是对象语言。

In formal logic, we carefully separate the object language from the metalanguage to avoid confusion and paradox.
在形式逻辑中,我们会谨慎地区分对象语言与元语言,以避免混淆和悖论。

词源 Etymology(中文)

object 源自拉丁语 obiectum(“被放在面前的东西、对象”),language 源自拉丁语 lingua(“舌头、语言”)。术语 object language 形成于逻辑与语言研究传统中,用来强调“被研究的语言层级”(对象层)与“用来谈论它的语言”(元语言)之间的区分。

相关词 Related Words

文学与经典作品 Literary & Notable Works

  • W. V. O. Quine,《Word and Object》(《词与对象》)讨论语言与指称等问题时常涉及“对象层/元层”的区分。
  • Rudolf Carnap,《Meaning and Necessity》(《意义与必然性》)在语义与形式系统讨论中使用对象语言/元语言框架。
  • Stephen C. Kleene,《Introduction to Metamathematics》(《元数学导论》)在元数学与形式语言中系统使用“对象语言(object language)”概念。
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