V2EX object-level

Object-level

释义 Definition

object-level(形容词):指“对象层面/第一层面”的内容,即直接讨论事物本身、具体任务或实际对象,而不是在更高一层对“讨论方式、规则、语言或系统”进行反思与描述(那一层通常叫 meta-level 元层面)。常见于逻辑学、哲学、计算机科学(元编程、元推理)等语境。

发音 Pronunciation

/b.dekt lev.l/

例句 Examples

The debate stayed at the object-level and focused on the evidence.
这场辩论停留在对象层面,专注于证据本身。

In programming, meta-level tools can generate code, while object-level code performs the actual task.
在编程中,元层面的工具可以生成代码,而对象层面的代码负责执行实际任务。

词源 Etymology

object(对象、事物)+ level(层级、层面) 组合而成,用来与 meta-level(元层面) 相对:前者指“直接处理对象/任务的那一层”,后者指“关于那一层的规则、语言或控制机制”的更高层描述。该用法在逻辑与计算机科学中尤其常见。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Gdel, Escher, Bach: An Eternal Golden Braid(Douglas R. Hofstadter):讨论“对象层/元层”的跳跃与自指结构时常用到类似“object level”的表述。
  • Artificial Intelligence: A Modern Approach(Stuart Russell & Peter Norvig):在谈元层控制、元推理(meta-level control/reasoning)时,会区分对象层推理与元层决策。
  • “On Optimal Game-Tree Search” 与相关元层控制研究(Russell & Wefald 等学术脉络):在“元层选择计算行动、对象层执行任务”的框架中常出现 object-level 一词。
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