V2EX cfcs

Cfcs

释义 Definition

CFCschlorofluorocarbons(氯氟烃) 的复数缩写,指一类含氯(Cl)氟(F)碳(C)的有机化合物,曾广泛用于制冷剂发泡剂气雾喷射剂等。它们会在高空释放氯自由基,破坏臭氧层,因此已被《蒙特利尔议定书》等国际协议严格限制或逐步淘汰。

发音 Pronunciation

/si f siz/

例句 Examples

CFCs were once common in old refrigerators.
CFCs 曾经在老式冰箱中很常见。

After scientists linked CFCs to ozone depletion, many countries phased them out under international agreements.
科学家将 CFCs 与臭氧层消耗联系起来后,许多国家在国际协议框架下逐步淘汰了它们。

词源 Etymology

CFCs 来自首字母缩略词 Chloro-(氯)+ Fluoro-(氟)+ Carbons(碳/烃类化合物)。这类物质在20世纪中后期因“稳定、无毒、不易燃”而被大量使用;后来人们发现其在平流层会参与反应,导致臭氧层破坏,从而成为环境政策与化学史中非常典型的术语。

相关词Related Words

文学与著作 Literary Works

  • The Ozone War(Lydia Dotto & Harold Schiff)讨论臭氧层危机与 CFCs 争议及政策博弈。
  • Atmospheric Chemistry and Physics: From Air Pollution to Climate Change(John H. Seinfeld & Spyros N. Pandis)在大气化学章节中系统出现 CFCs 相关内容。
  • Merchants of Doubt(Naomi Oreskes & Erik M. Conway)涉及围绕 CFCs/臭氧议题的科学传播与公共争论案例。
  • The Discovery of the Ozone Hole(Kevin Desmond 等相关著作版本)回顾臭氧洞发现背景时常提及 CFCs。
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