首页英语词典irisiris英英释意

iris

英['aɪrɪs] 美['aɪrɪs]
  • n. [解剖] 虹膜;鸢尾属植物
  • adj. 鸢尾属植物的

英英释意


1. plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals
2. muscular diaphragm that controls the size of the pupil; it forms the colored portion of the eye
3. diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening