LASIK eye surgery changes the shape of your cornea—the transparent membrane that arcs over your pupil and the colored part of your eye (iris).

LASIK 眼科手术改变了你的角膜的形状——角膜是覆盖在你的瞳孔和你的眼睛的有色部分（虹膜）上的弧形透明膜。

Each cluster includes a pair of eyes with a sophisticated lens, retina, iris and cornea. Scientists aren't sure how they process what they see.

每组包括一对拥有复杂晶状体、视网膜、虹膜和角膜的眼睛。科学家们还不确定它们如何处理它们看到的东西。

The doctor told him that only by doing a cornea transplant operation could he bring his sight back.

医生告诉他，只有做角膜移植手术他才能恢复视力。

Peter offered a lot of money for the cornea, but time passed day after day, nobody came for that.

彼得出了很多钱买角膜，但时间一天天过去，没有人来捐赠角膜。

The lesions were found in the conjunctiva, episclera, cornea, iris, lens, vitreous, and retina.

病变见于结膜，上巩膜，角膜，虹膜，晶状体，玻璃体和视网膜。

The objective was to assess the relationship between cornea arcus senilis and blood fat & arteriosclerosis.

目的是探讨角膜老年环与血脂及动脉硬化的关系。

The aim is to report the effect of treating phlyctenular keratopathy with intralamellar cauterization of cornea.

目的是报告用角膜层间烧灼术治疗大泡性角膜病变的疗效。

Infection of the cornea (keratitis).

角膜感染(角膜炎)。

Stromal haze with opacification of the cornea is a common finding (shown).

角膜基质浑浊且透明性丧失是一项常见体征(如图所示)。

This clouding can be caused by an inflammation under the flap of cornea tissue.

这种浑浊是由角膜瓣下角膜组织的炎症反应所造成的。

What you see: There's a whitish-colored ring along the outer edge of your cornea.

现象：你的角膜的外缘有一个白圈。

Have a disease or abnormality of the cornea, such as keratoconus or corneal edema.

角膜有异常或病变，比如圆锥角膜或角膜水肿。

The cornea is the eye's clear outer surface that provides most of the visual power.

角膜是眼球外侧一层透明的膜，在视觉系统中非常重要。

Gray isn't just for hair. Some people develop a gray ring around the edge of the cornea.

不只是头发会变成灰色，有些人眼角膜的边缘也会变成灰色。

The laser removes tissue from the cornea very accurately without damaging nearby tissues.

激光可以非常精确地切削角膜组织且不损伤邻近组织。

The laser allows your eye surgeon to flatten the curve of your cornea or make it steeper.

眼科医生用激光把角膜变平或者变陡。

These lenses cover not only the cornea, like a regular contact, but also the surrounding area.

该隐形眼镜不仅覆盖普通隐形眼镜也覆盖的角膜，而且还覆盖角膜周围组织。

If left alone, they eventually can grow large enough to cover the cornea and impair sight.

如果不加治疗，它们最终会增大到足以覆盖角膜从而损伤视力。

LASIK is performed using a laser programmed to remove a defined amount of tissue from your cornea.

LASIK眼科手术是用激光程序从你的角膜移除预定数量的组织。

Particularly the front of the eye, the cornea and the sheet that covers the cornea was particularly damaged.

尤其是眼睛前部，角膜和盖在角膜上面的那层薄片，严重受损。

Astigmatism: distorted vision resulting from an irregularly curved cornea, the clear covering of the eyeball.

散光：因角膜(覆盖眼球的一层透明膜)不规则弯曲而引起的影象变形。

A corneal ulcer can be seen as a white or gray round spot on the cornea that is visible with the naked eye.

裸眼就可观察到角膜溃疡为位于角膜上的白色或灰色圆形病灶。

Among the organs most commonly transplanted are the heart, kidneys, lungs, livers, pancreas, small bowel and cornea.

在所有器官中，最常受到移植的是心脏、肾脏、肺、肝脏、胰腺脏、小肠和角膜。

Doctors have long known that amantadine treatment causes abnormal changes in the cornea in some Parkinson's patients.

医生们早就知道金刚烷胺在一些帕金森病人身上能够导致角膜功能异常。

For those who wear contacts which are too tight, the risks include swelling of the cornea, redness or corneal abrasion.

如果佩戴过紧的隐形眼镜，那么可能会导致使用者角膜肿胀、眼部泛红或是角膜损伤。

When the cornea curves or flattens unevenly, the result is astigmatism, which disrupts focus of near and distant vision.

散光是当角膜变弯或者变平时表面不平坦，影响视近、视远时的聚焦。

We produce tears in response to insults to the eyes — the sting of onion fumes, a tiny insect that flew into your cornea.

当眼中进入异物时我们就会流泪——洋葱的气味会薰痛双眼，小昆虫飞进眼角膜也会刺激泪腺。

Ocular herpes occurs when the cornea is infected with HSV. It is the most common infectious cause of blindness in the us.

眼睛单纯性庖疹是因为角膜感染了单纯疱疹病毒，是美国最常见的致盲性眼部感染。