瞳孔缩小的

例句：

1. 1. The doctor examined the patient's eye and found it to be normal.
   医生检查了病人的眼睛，发现它是正常的。
2. 2.The scientist conducted experiments on the eyes of different species of animals.
   科学家对不同种类的动物的眼睛进行了实验。
3. 3. The pupils dilate when exposed to bright light.
   当暴露在明亮的光线下时，瞳孔会放大。