phytochrom

例句：

1. 1.The plant pigments in the leaves play a crucial role in photosynthesis.
   叶子中的植物色素在光合作用中起着至关重要的作用。
2. 2. Chloroplasts are responsible for the conversion of light energy into chemical energy in plants.
   叶绿体负责将光能转化为植物体内的化学能。
3. 3.The discovery of chlorophyll has revolutionized our understanding of photosynthesis and the environment.
   发现叶绿素极大地改变了我们对光合作用和环境的理解。