phycoerythrobilin

例句：

1. 1.The phycoerythrobilin in the seawater is a key indicator of marine pollution.
   海水中的叶绿素是海洋污染的一个关键指标。
2. 2.The study found that phycoerythrobilin was significantly reduced in the water after the storm.
   研究发现，风暴过后水中的叶绿素含量显著减少。
3. 3.Phycoerythrobilin is a pigment produced by algae and plays an important role in photosynthesis.
   叶绿素是一种由藻类产生的色素，在光合作用中起着重要作用。