atresia iridis

例句：

1. 1. The atresia iridis of the eye is a condition that affects vision.
   眼睛的色盲是一种影响视力的状况。
2. 2. The patient's atresia iridis made it difficult for her to distinguish between light and dark.
   患者的色盲使她难以区分光线和黑暗。
3. 3. In some cases, atresia iridis can be caused by genetic factors.
   在某些情况下，色盲可能是由遗传因素引起的。