infection of the cornea (keratitis).
角膜感染(角膜炎)。
today lasers are also used to carve tissue from the cornea to correct defective vision (as shown left), and bleach birthmarks and tattoos.
如今,激光也被用来切割角膜,以矫正视力(如图所示),或者使胎记和刺青褪色。
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眼科手术通过改变角膜的形状矫正视力。角膜是覆盖在瞳孔和虹膜(眼睛的有色部分)上的弧形的透明膜。
farsightedness is the opposite, in a way: a shorter-than-average eyeball or too-flat cornea focuses light behind the retina instead of on it, making near vision and sometimes distant vision blurry.
远视在某种程度上则相反,是较正常短些的眼球前后径或者太平坦的角膜使光线聚焦于视网膜后而不是之上,这导致近景视觉模糊和有时的远景视觉模糊;
i begin with a sight test, then minshull takes a topography of my eye, photographing the curvature of my cornea to obtain the measurements needed to make the lenses.
我的试戴是从检查视力开始。 米舒尔需要知道我眼睛表面的状况,于是他拍摄下我角膜的曲度,用以获得制作隐形眼镜所需的尺寸。
in 2006, donato montanaro jr.「s right eye began rejecting a cornea transplant from more than 20 years before. he rushed to an emergency room.
2006年,多纳托·蒙塔纳罗20多年前移植的一片右眼角膜开始出现排斥反应,于是被送进急诊室。
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。
as a result of that cornea and lens stay strong.
因此,眼角膜和眼球能保持强健。
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。
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癥反应所造成的。
dark chocolate: it contains flavanoids which protect blood vessels of the eyes. as a result of that cornea and lens stay strong.
黑巧克力:黑巧克力中的黄酮类化合物可以保护眼部血管,从而可以强化眼角膜和晶状体。
eye characteristics. an extremely uneven corneal surface or an otherwise abnormally shaped cornea may make surgery more difficult to perform.
非常不平坦的角膜表面或其他异常形状的角膜让手术很难操作。
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。