V2EX anthocyanin

Anthocyanin

释义 Definition

花青素:一类存在于植物液泡中的水溶性天然色素,使许多水果、花朵和叶片呈现红色、紫色或蓝色;其颜色会随酸碱度(pH)变化。它属于黄酮类化合物中的一种(更具体地说属于花色苷/花青素体系)。

发音 Pronunciation

/nθosann/

例句 Examples

Blueberries owe much of their color to anthocyanin.
蓝莓的颜色很大程度上来自花青素。

Anthocyanin levels can change with sunlight, temperature, and soil conditions, affecting the red and purple hues seen in autumn leaves and berry skins.
花青素含量会随日照、温度与土壤条件变化,从而影响秋叶与浆果表皮呈现的红色与紫色深浅。

词源 Etymology

anthocyanin 源自希腊语词根:anthos(花)+ kyanos(深蓝色)并加上化学名词常见后缀 -in。字面含义可理解为“与花的蓝色相关的物质”,反映了这类色素在花朵及其他植物组织中呈现蓝紫色调的特征。

相关词 Related Words

文学作品中的用例 Literary Works

anthocyanin 属于偏科学与科普的术语,更常见于植物学、食品科学与营养学写作中;在传统小说、诗歌等纯文学文本中出现频率较低。较常见的书面出处包括:

  • Plant Physiology(Taiz & Zeiger 等,植物生理学经典教材)
  • Biochemistry of Plant Secondary Metabolism(讨论植物次生代谢与花青素等成分)
  • Principles of Food Chemistry(食品化学教材中常涉及花青素与食品色泽)
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