retinal pigment

例句：

1. 1.The retinal pigment in the eye plays a crucial role in vision.
   眼睛中的视网膜色素在视觉中起着至关重要的作用。
2. 2.The doctor examined her eyes and found no signs of damage to the retinal pigment.
   医生检查了她的眼睛，没有发现视网膜色素受损的迹象。
3. 3. The patient was diagnosed with a condition that affected the retinal pigment.
   患者被诊断出患有一种影响视网膜色素的病症。