chlorophyll

例句：

1. 1.The green leaves of the plant are covered with chlorophyll.
   植物的绿叶上覆盖着叶绿素。
2. 2.Chlorophyll plays a crucial role in photosynthesis.
   叶绿素在光合作用中起着至关重要的作用。
3. 3. The discovery of chlorophyll has revolutionized our understanding of the solar spectrum.
   发现叶绿素已经彻底改变了我们对太阳光谱的理解。