V2EX flyweight

Flyweight

释义 Definition

flyweight(名词)

  1. (拳击等格斗运动)蝇量级:最轻的体重级别之一(不同项目/组织的具体公斤数可能不同)。
  2. (引申)体型/体重很轻的人
  3. (计算机)享元(设计模式):通过共享对象来减少内存占用的结构型设计模式。(此为常见的技术义项)

发音 Pronunciation (IPA)

/flawet/

例句 Examples

He won the flyweight title last year.
他去年赢得了蝇量级冠军。

Though a flyweight by size, she fought with remarkable skill and calm under pressure.
虽然体型属于轻量级(蝇量级般轻巧),但她在压力下仍展现出出色的技巧与沉着。

词源 Etymology

flyweightfly(苍蝇)+ weight(重量) 构成,字面意思是“像苍蝇一样轻的重量”,19世纪末在拳击语境中用于指代最轻的量级之一;后来也被引申为“非常轻的人/事物”。在计算机领域,“Flyweight”被借用来命名一种强调“共享以减轻负担(内存)”的设计模式。

相关词 Related Words

文学与著作中的用例 Literary Works

  • The Sweet Science(A. J. Liebling)拳击随笔/报道中常涉及各量级(包括 flyweight)。
  • On Boxing(Joyce Carol Oates)拳击文化与观赛书写中会提到不同级别选手。
  • The Power of One(Bryce Courtenay)小说包含拳击训练与比赛情节,涉及量级术语。
  • Design Patterns: Elements of Reusable Object-Oriented Software(Gamma, Helm, Johnson, Vlissides)系统阐述 Flyweight(享元)设计模式。
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