cornea

名词 cornea:

1. transparent anterior portion of the outer covering of the eye; it covers the lens and iris and is continuous with the sclera

1. A cloudy spot on the cornea.
   角膜翳角膜上微薄遮光点

cor.ne.a

n.（名词）
The transparent, convex, anterior portion of the outer fibrous coat of the eyeball that covers the iris and the pupil and is continuous with the sclera.
角膜：眼球似纤维的外膜的前部透明凸出部分，它覆盖虹膜和瞳孔并与巩膜连接

来源：
Medieval Latin cornea (tôla) [horny (tissue)]
中世纪拉丁语 cornea (tôla) [角质的（组织）]
from Latin corneus [horny]
源自 拉丁语 corneus [角质的]
from cornô [horn] * see ker-
源自 cornô [角] *参见 ker-

【引伸】
cor.neal