V2EX chlorophyll

Chlorophyll

定义 Definition

名词 (n.) 叶绿素,植物和藻类细胞中的绿色色素,能够吸收光能并将其转化为化学能,是光合作用的关键物质。

发音 Pronunciation

/klr..fl/

例句 Examples

The leaves are green because they contain chlorophyll.
叶子呈绿色是因为含有叶绿素。

As autumn approaches, chlorophyll breaks down and the leaves reveal hidden pigments of yellow and red.
随着秋天到来,叶绿素逐渐分解,叶片显露出隐藏的黄色和红色色素。

词源 Etymology

该词源自19世纪初的法语 chlorophylle,由两个希腊语词根组合而成:chloros(χλωρ),意为"绿色的";phyllon(φλλον),意为"叶子"。字面意思即"绿色的叶子"。该词由法国化学家佩尔蒂埃(Joseph Bienaimé Caventou)和佩莱捷(Pierre Joseph Pelletier)在1817年首次分离出叶绿素后命名。

相关词汇 Related Words

文学作品引用 Literary References

  • 在梭罗(Henry David Thoreau)的《瓦尔登湖》(Walden)中,作者对自然界植物的细致观察涉及叶绿素与季节变化的关系。
  • 在迈克尔波伦(Michael Pollan)的《植物的欲望》(The Botany of Desire)中,叶绿素作为植物生命的核心物质被多次提及。
  • 在理查德鲍尔斯(Richard Powers)的《树语》(The Overstory)中,叶绿素与光合作用的描写贯穿全书,成为探讨人与自然关系的重要意象。
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