V2EX instantiation

Instantiation

释义 Definition

(某个概念、类型、模板或抽象事物的)实例化具体实例。常用于计算机科学、数学与哲学语境中,指把“抽象的规则/类别”落实为“具体对象/实例”的过程或结果。

发音 Pronunciation

/nstnien/

例句 Examples

The app creates an instantiation of the user profile when you sign up.
当你注册时,应用会创建一个用户资料的实例(进行实例化)。

In object-oriented programming, each instantiation of the class produces a separate object with its own state and behavior.
在面向对象编程中,每次对类的实例化都会生成一个独立对象,拥有各自的状态与行为。

词源 Etymology

instantiation 来自拉丁语系词根 **instant-**(与“当下、出现”相关)与英语名词后缀 -ation(表示“过程/行为/结果”)。整体含义可理解为“让某物以具体形式出现”,因此引申为“把抽象概念落到一个具体实例上”。

相关词 Related Words

文学与著作 Literary Works

  • Bertrand Russell & Alfred North Whitehead, Principia Mathematica(在讨论逻辑、类型与形式系统时常出现相关用法)
  • Alfred Tarski, Introduction to Logic and to the Methodology of Deductive Sciences(涉及形式语言中“具体解释/实现”的讨论,常与“实例化”概念相关)
  • Bjarne Stroustrup, The C++ Programming Language(在讲解类、对象与模板等内容时出现相关术语与用法)
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