V2EX preventive

Preventive

定义 Definition

preventive(形容词/名词):预防性的;用于预防的(措施、药物、行动等),目的是在问题发生前降低风险或阻止其发生。
(也可作名词)指预防措施/预防药等。

发音 Pronunciation

/prvntv/

例句 Examples

Regular exercise is a preventive measure against heart disease.
规律运动是预防心脏病的一种措施。

Some governments argue that a preventive strike can stop a larger war, but critics warn it may create new conflicts.
一些政府认为先发制人的预防性打击能阻止更大战争,但批评者警告这可能引发新的冲突。

词源 Etymology

来自 prevent(阻止、预防)+ 形容词后缀 -ive(表示“具有……性质/起……作用的”)。prevent 源于拉丁语 praevenire,意为“提前到达、先行”,引申为“抢先阻止(某事发生)”,因此 preventive 就是“起预防作用的”。

相关词 Related Words

文学作品 Literary Works

  • On War(Carl von Clausewitz,《战争论》)中讨论战争策略与“先发制人/预防性”思路时常见相关用法。
  • The Federalist Papers(《联邦党人文集》)在谈及国家安全与政策设计时可见 preventive 一类的政治语境表达。
  • Silent Spring(Rachel Carson,《寂静的春天》)在公共健康与环境风险语境中常出现“预防性措施”的表达。
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