他的眼角膜上留下了萝卜花的瘢痕。

White scars remain on his cornea.

外科医生在病人的眼角膜上切开一个小口。

The surgeon made a small incision in the patient's cornea.

我想我们都赞成献血和捐献眼角膜，对吧？

I think we all approve the donation of blood and cornea , do we?

另一生（立即举手站起）说：“不能揉和吹眼睛，否则一不小心会伤害眼角膜。

Another student (hand up and stands up) says: "You can not knead your eyes, it is easy to hurt the membrane of your eyes."