V2EX litmus test

Litmus Test

发音 Pronunciation

/ltms tst/

释义 Definition

一种用来快速判断某事物本质或某人立场的关键性测试或标准。原指化学中用石蕊试纸检测溶液酸碱性的实验,后引申为任何具有决定性意义的检验方法。

例句 Examples

This issue has become a litmus test for the candidates.
这个问题已经成为检验候选人立场的试金石。

The way a company treats its lowest-paid employees is often seen as a litmus test of its true values.
一家公司对待最低薪员工的方式,往往被视为检验其真正价值观的试金石。

词源 Etymology

Litmus 一词源自古诺尔斯语 litmosi,由 litr(颜色、染料)和 mosi(苔藓)组成,因为石蕊试剂最初是从地衣类植物中提取的天然染料。在化学中,石蕊试纸遇酸变红、遇碱变蓝,是最简单直观的酸碱测试方法。大约从20世纪初开始,litmus test 被广泛用作比喻义,表示"一个能迅速揭示本质的决定性检验",类似于中文里的"试金石"。

相关词汇 Related Words

文学作品引用 Literary References

  • 在乔治奥威尔的政治评论文章中,litmus test 被用来描述判断一个人政治立场的关键标准。
  • 美国法律与政治评论中广泛使用该短语,尤其在讨论最高法院大法官提名时,某些议题(如堕胎权)常被称为候选人的 litmus test
  • 阿尔多斯赫胥黎在《重返美丽新世界》(Brave New World Revisited)中也使用过类似表达,用以检验社会制度的本质。
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