V2EX tannin

Tannin

释义 Definition

Tannin(鞣酸,单宁)是一类天然存在的多酚类化合物,广泛分布于植物的树皮、叶子、果实和种子中。单宁具有收敛性,能与蛋白质结合,常用于鞣革、酿酒和传统医学中。喝茶或红酒时感受到的涩味,主要就来自单宁。

发音 Pronunciation

/tn.n/

例句 Examples

The tannin in red wine gives it a dry, slightly bitter taste.
红酒中的单宁赋予了它干涩、微苦的口感。

Oak barrels are rich in tannin, which gradually seeps into the wine during aging, adding complexity and structure to the final product.
橡木桶富含单宁,在陈酿过程中逐渐渗入酒中,为最终成品增添了层次感和结构感。

词源 Etymology

Tannin 源自法语 tanin,而法语又来自古法语 tan,意为"橡树皮"。这个词与"鞣革"(tanning)同源,因为古人很早就发现树皮中的这种物质可以将动物皮加工为皮革。该词于19世纪初正式进入英语,用来指代这类具有收敛性的植物化合物。

关联词 Related Words

文学作品引用 Literary References

  • 在埃米尔左拉(mile Zola)的小说《萌芽》(Germinal)中,描写矿工生活时提及了含单宁的植物饮品。
  • 罗尔德达尔(Roald Dahl)的短篇小说《品酒》(Taste)中,对红酒风味的精妙描写涉及单宁的口感特征。
  • 在休约翰逊(Hugh Johnson)的经典著作《葡萄酒的故事》(The Story of Wine)中,单宁作为核心概念被反复讨论,用以解释葡萄酒的陈年潜力与风味结构。
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