V2EX emulsion

Emulsion

定义 Definition

emulsion 是一个名词,指乳化液,即两种通常不能混合的液体(如油和水)通过某种方式混合形成的稳定混合物。也常用于摄影术语中,指涂在胶片或相纸上的感光乳剂

发音 Pronunciation

/ml.n/

例句 Examples

The paint is a water-based emulsion that dries quickly.
这种油漆是一种水性乳胶漆,干燥速度很快。

In traditional photography, the silver halide emulsion on the film reacts to light, capturing the image in a way that digital sensors have since replaced.
在传统摄影中,胶片上的卤化银感光乳剂与光发生反应来捕捉图像,这种方式后来被数码传感器所取代。

词源 Etymology

该词源自拉丁语 emulgere,意为"挤出、榨取",由前缀 **e-**(出)和 mulgere(挤奶)组成。最初用来形容从植物种子中榨出的乳状液体,后来扩展为化学和摄影领域的专业术语。17世纪进入英语,反映了人们对液体混合物性质的早期认识。

相关词汇 Related Words

文学作品引用 Literary References

  • 在纳博科夫(Vladimir Nabokov)的小说中,摄影相关的描写中多次出现 emulsion 一词,用以描述胶片的感光层,借此隐喻记忆与影像之间的关系。
  • 在理查德鲍尔斯(Richard Powers)的《The Gold Bug Variations》中,emulsion 被用于探讨化学与艺术之间的交叉领域。
  • 在迈克尔翁达杰(Michael Ondaatje)的《Coming Through Slaughter》中,该词出现在与摄影技术相关的段落里,象征着捕捉转瞬即逝之事物的尝试。
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