folds of iris

例句：

1. 1. The doctor examined the patient's eye and found several folds ofiris.
   医生检查了病人的眼睛，发现了几处虹膜褶皱。
2. 2. The scientistdiscovered a new species of flower with uniquefolds of iris.
   科学家发现了一种具有独特虹膜褶皱的新花种。
3. 3.The old lady had to wear glasses becauseof her age, revealing the foldsof iris that were hidden by herglasses.
   这位老太太因为年纪大了不得不戴眼镜，露出了被眼镜遮挡的虹膜褶皱。