V2EX rationale

Rationale

释义 Definition

rationale(名词):某个观点、决定或行动背后的理由、逻辑依据、原理说明(常用于正式语境)。也可指对某事的系统性解释

发音 Pronunciation

/rnl/

例句 Examples

The rationale for this rule is to keep everyone safe.
这条规定的理由是为了保障每个人的安全。

While the proposal seems costly, the rationale is that it will reduce long-term expenses and improve service quality.
尽管这项提案看起来很昂贵,但其依据是它能降低长期成本并提升服务质量。

词源 Etymology

来自拉丁语 rationalis(“理性的、合乎理性的”),与 ratio(“计算、理由、理性”)同源。进入英语后,rationale逐渐专指“背后的理由/原理说明”,常见于政策、研究、商业等场景中。

相关词 Related Words

文学作品 Literary Works

  • The Elements of Style(Strunk & White)写作建议中常强调为表达选择提供清晰的“理由/依据”。
  • A Theory of Justice(John Rawls)讨论原则、制度设计时频繁涉及其“理论依据(rationale)”。
  • On Writing(Stephen King)谈写作选择与写作习惯时会提到背后的“理由/动机”。
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