chlorophyll

英 [ˈklɒrəfɪl] 美 [ˈklɔːrəfɪl]

n.  叶绿素

复数:chlorophylls

TOEFL化学

BNC.26603 / COCA.22096



牛津词典

noun

  1. 叶绿素
    the green substance in plants that absorbs light from the sun to help them grow

    柯林斯词典

    1. 叶绿素
      Chlorophyll is a green substance in plants which enables them to use the energy from sunlight in order to grow.

      双语例句

      1. The disease causes varying degrees of destruction of the chlorophyll.
        这一病害使叶绿素遭到不同程度的破坏。
      2. The chief differences between chlorophyll and heme are the presence of a magnesium atom in the center of the porphyrin ring.
        叶绿素和血红素之间的主要的差别为在卟啉环中心存在一个镁原子。
      3. Chlorophyll is the green substance the tree uses to change sunlight, water and carbon dioxide into food energy.
        叶绿素是一种树上的绿色物质,树用将之用于把阳光、水和二氧化碳转换成养料能量。
      4. Chlorophyll gives the leaves their green color, and suppresses any other pigments the leaves contain.
        光合作用让树木的叶子变绿并抑制了树叶中所包含的其他色素。
      5. Dynamics Response of Pyrene Stress on Chlorophyll and Antioxidative System in Leaves of Chinese cabbage
        小白菜叶内叶绿素和抗氧化系统对芘胁迫的动态响应
      6. Chlorophyll content, total soluble sugar and reducing sugar were all lower than in normal shoots.
        叶绿素含量、总可溶性糖和还原糖的含量均极显著低于正常苗;
      7. Leaf nitrogen content induces remarkable effect on chlorophyll and soluble protein content.
        叶片氮含量对叶绿素与可溶性蛋白含量会产生明显的影响。
      8. Chlorophyll is produced by the action of light on the plants 'leaves.
        光对植物的叶子发生作用从而产生叶绿素。
      9. Effect of pyrene stress on growth, chlorophyll and anti-oxidative enzyme activity in spinach leaf
        芘胁迫对菠菜生长、叶片叶绿素和抗氧化酶活性的影响
      10. Correlation between Apple Leaf Spectral Reflectance and Leaf Chlorophyll Content and Total Nitrogen
        苹果叶片光谱反射率与叶绿素和全氮含量的相关研究
      11. Discrimination technology for bacillariophyta and pyrrophyta was established by chlorophyll fluorescence excitation spectra of phytoplankton.
        基于浮游植物活体叶绿素荧光激发光谱建立了硅藻和甲藻的识别测定技术。
      12. Effects of Mercury on Chlorophyll Content and Peroxidase Activity of Radish and Cole
        汞对萝卜和油菜叶绿素含量和过氧化物酶活性的影响
      13. Determination and Analysis of SPAD Value and Chlorophyll Contents in Cymbidium from Guizhou
        贵州兰花SPAD值和叶绿素含量测定与分析
      14. The nitrogen has strong effect on the chlorophyll content of crop.
        氮素对作物叶绿素含量起着较强的影响作用。
      15. The cells contained bacteria chlorophyll a and like-carotene.
        含有细菌叶绿素a和类胡萝卜素;
      16. Effects of Nitric Oxide on Chlorophyll Fluorescence Parameters and Photosynthetic Characteristics of Maize Seedling Under Salt Stress
        一氧化氮对盐胁迫下玉米幼苗叶绿素荧光参数和光合特性的影响
      17. Chlorophyll content and distribution in plant's leaves is an important index in estimation of plant nutrition information.
        植物叶片叶绿素含量及分布是植物营养信息表达的一个重要指标。
      18. This peak appeared before the fast degradation of chlorophyll and protein.
        该峰出现在叶绿素和蛋白质快速下降之前。
      19. Effects of enhanced ammonium on the growth and chlorophyll content of Chinese Cabbage
        增铵对小白菜生长和叶绿素含量的影响
      20. Inhibition of chlorophyll synthesis may be caused by etiolation, mutant blocks, or streptomycin.
        叶绿素合成可以由黄化、突变性阻塞或链霉素而引起。
      21. The yield was extremely correlated with fruit set percentage, root system activity and chlorophyll content under low temperature.
        低温下茄子产量与坐果率、根系活力、叶绿素含量呈极显著正相关。
      22. A substance in photosensitive bacteria that is related to but different from chlorophyll of higher plants.
        感光性细菌中的一种物质,与高等植物的叶绿素有关但却不同。
      23. The Effect of Light Quality on Chlorophyll Content, Carbonic Anhydrase Activity and Growth of Tissue Culture Seedlings
        光质对组培苗叶绿素含量和碳酸酐酶活性及生长的影响
      24. Effects of shading on the photosynthesis and chlorophyll content of Bidens pilosa
        遮光对三叶鬼针草光合作用和叶绿素含量的影响
      25. Effects of sulfur on leaf area and chlorophyll of soybean
        硫对大豆叶面积和叶绿素含量的影响
      26. Chlorophyll is the pigment for plant photosynthesis, and its traditional measuring method is spectrophotometry.
        叶绿素是植物光合作用的色素,传统方法测定叶绿素一般采用分光光度法。
      27. Chlorophyll was extracted from leaves of table beet and fodder beet by80% acetone.
        采用80%丙酮提取法提取食用红甜菜和饲用甜菜叶片中的叶绿素;用0。
      28. Effects of Salt Stress on Chlorophyll Content and Chloroplast Ultra-structure of Different Salt-tolerant Cucumber Varieties
        盐胁迫对黄瓜不同耐盐品种叶绿素含量和叶绿体超微结构的影响
      29. Effects of grassland burning on plant height growth, moisture and chlorophyll content were studied.
        研究了不同时间不同频次的草原火烧后,植物体内营养含量和热值的变化。
      30. Right again. Chlorophyll degradation makes it possible to see the other colors.
        又对了。叶绿素的退化使我们能够看见别的颜色。

      英英释义

      noun

      1. any of a group of green pigments found in photosynthetic organisms

          Synonym:    chlorophyl