chlorophyll

[ˈklɒrəfɪl] [ˈklɔːrəfɪl]
例句
英语四级真题
  • The slugs can manufacture chlorophyll, the green pigment in plants that captures energy from sunlight, and hold these genes within their body.
    2019年12月四级真题(第三套)阅读 Section C
  • Their babies retain the ability to produce their own chlorophyll, though they can't generate energy from sunlight until they've eaten enough algae to steal the necessary genes, which they can't yet produce on their own.
    2019年12月四级真题(第三套)阅读 Section C
柯林斯高阶英汉双解学习词典释义
  • N-UNCOUNT
    叶绿素
    Chlorophyll is a green substance in plants which enables them to use the energy from sunlight in order to grow.
英汉词典释义
英英词典释义
  • Noun
    1. any of a group of green pigments found in photosynthetic organisms
行业词典
  • 医学: 叶绿素:所有进行光合作用的细胞中都有的一组绿色色素,其与血红素的差异在于:螯合物的中心金属原子为锰(而不是铁),除四个吡咯环外,还有一个并合的环戊酮环和一条植醇长侧链。叶绿素通过吸收光产生一个激发电子而起作用,后者沿色素分子的链转移,最后产生ATP或NADH。叶绿素a见于一切需氧光合作用的生物体如绿色植物、藻类及蓝藻细菌(cyanobacteria);叶绿素b见于高等植物,叶绿素c1及c2见于硅藻及褐藻,叶绿素d见于红藻;菌叶绿素则见于具厌氧光合作用的细菌。水溶性叶绿素盐制剂主要由叶绿素钠及/或钾盐的铜络合物组成,外用于皮肤病损以除其臭味,口服可为溃疡性病损以及结肠造口术、回肠造口术或大小便失禁时的尿、粪除臭;
    植物学: 叶绿素;
    生物化学: 叶绿素;
    生物学: 叶绿素;