n. plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals
n. muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye; it forms the colored portion of the eye
n. diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening
n. 虹膜, 鸢尾属植物, 虹, 虹彩
[化] 可变光阑
1. The iris is a beautiful flower that blooms in spring.
虞美人是一种在春天盛开的美丽花朵。
2. Her eyes are a striking shade of blue, and the iris is very prominent.
她的眼睛是引人注目的蓝色，虹膜非常明显。
3. The doctor examined the iris to check for any signs of disease.
医生检查了虹膜以查看是否有任何疾病的迹象。