V2EX surfactant

Surfactant

定义 Definition

surfactant(表面活性剂):一种能降低液体表面张力、帮助油和水混合(乳化)、增湿、起泡或去污的化学物质,常见于洗涤剂、洗发水、清洁剂与工业配方中。(也可指“表面活性物质”这一类成分的统称。)

发音 Pronunciation (IPA)

/srfk.tnt/

例句 Examples

Surfactants help soap remove grease from dishes.
表面活性剂能帮助肥皂把餐具上的油污去掉。

The formulation uses a mild surfactant to reduce skin irritation while still producing stable foam.
该配方使用温和的表面活性剂,在减少皮肤刺激的同时仍能产生稳定泡沫。

词源 Etymology

surfactant 是 20 世纪的现代科学词汇,由 surface(表面)active agent(活性剂) 缩合而来,字面意思就是“在表面起作用的活性物质”。它强调这类物质主要通过作用于界面(如油/水、空气/水)来改变性质。

相关词 Related Words

文学作品 Literary Works

  • Primo Levi《The Periodic Table》(《元素周期表》):书中多处以通俗方式谈到化学物质与工业过程,相关章节语境中会涉及清洗、溶液与界面现象等内容(现代英文版中常见到 surfactant 这类术语)。
  • 科学与科普写作(如“洗涤剂/清洁化学”主题的非虚构作品)surfactant 更常出现在现代科普与工业化学相关著作中,而非传统小说诗歌。
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