the cornea [verb]
角膜是眼球前部的透明凸起组织，在句中常与定冠词 the 连用，主语为单数。
The cornea covers the iris and pupil.
角膜覆盖虹膜和瞳孔。
角膜
构成眼睛最前部外层的透明层,覆盖虹膜、瞳孔和前房。；眼睛外层透明的圆顶状前部；覆盖虹膜和瞳孔并与巩膜相连；角膜；[医] 角膜
the transparent, dome-shaped front part of the outer layer of the eye, covering the iris and pupil
构成眼睛最前部外层的透明层,覆盖虹膜、瞳孔和前房。
The transparent layer making up the outermost front part of the eye, covering the iris, pupil, and anterior chamber.
眼睛外层透明的圆顶状前部；覆盖虹膜和瞳孔并与巩膜相连
the transparent dome-shaped anterior portion of the outer covering of the eye; it covers the iris and pupil and is continuous with the sclera
The cornea focuses light as it enters the eye.
角膜在光线进入眼睛时对光线进行聚焦。
用法提示：此处 cornea 为名词，指眼球前部透明的凸起组织。
The doctor examined her cornea for any scratches.
医生检查了她的角膜是否有划痕。
用法提示：此处 cornea 为单数名词，表示眼球前部的透明结构。
Contact lenses rest directly on the cornea.
隐形眼镜直接贴在角膜上。
用法提示：此处 the cornea 为名词，指眼睛前端透明的部分。
角膜是眼球前部的透明凸起组织，在句中常与定冠词 the 连用，主语为单数。
The cornea covers the iris and pupil.
角膜覆盖虹膜和瞳孔。
表示角膜表面的位置或病变时，介词通常用 on。
The doctor found a small scar on the cornea.
医生在角膜上发现了一个小疤痕。
grammar · medium
易错句子Cornea is the transparent front part of the eye.
正确表达The cornea is the transparent front part of the eye.
cornea 是可数名词，单数形式不能单独使用；指眼睛的这个部位时通常要用定冠词 the，所以应说 the cornea。
grammar · medium
易错句子He damaged one of his cornea in the accident.
正确表达He damaged one of his corneas in the accident.
one of 后接可数名词复数，cornea 的复数是 corneas；汉语名词没有复数形态变化，所以学习者容易漏掉词尾 -s。
角膜移植
He received a cornea transplant after the accident.
事故后他接受了角膜移植。
捐献角膜
She decided to donate her corneas to help someone regain sight.
她决定捐献角膜，帮助他人重见光明。
擦伤角膜
He scratched his cornea while putting in his contact lenses.
他在戴隐形眼镜时擦伤了角膜。
角膜损伤
Damage to the cornea can affect your vision.
角膜损伤会影响视力。
角膜曲率
The curvature of the cornea determines how light enters the eye.
角膜的曲率决定了光线如何进入眼睛。
角膜混浊
Clouding of the cornea may lead to blindness.
角膜混浊可能导致失明。
发长 /iː/ 音 (如 sea, tea)
Same pattern, same sound
Dictionary facts from ECDICT, WIKTIONARY.
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