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单词 cataract
释义
cataract
(once / 1334 pages)
1n 2n

If someone has a cataract in their right eye, their lens is cloudy rather than clear, so they have difficulty seeing. Luckily, cataracts are easily removed.
Cataracts, cloudy areas of the lenses of the eye, are often associated with old age. Cataract can also mean a large waterfall, like Niagara Falls. Even with cataracts, you can still make out a cataract. It's not a little waterfall; it's huge!
WORD FAMILY
cataract: cataracts
USAGE EXAMPLES
Lowe said he thought he might be developing a cataract.
Washington Times(Jan 01, 2017)
Many types of brain damage were seen in the studies, including dead spots and empty spaces in the brain, cataracts and congenital deafness.
New York Times(Dec 13, 2016)
I lost my sight once before, to cataracts, a quarter-century ago, but it was restored miraculously by surgery.
New York Times(Nov 17, 2016)
1
n an eye disease that involves the clouding or opacification of the natural lens of the eye
Hypo|Hyper
cortical cataract
a cataract that affects the lens cortex
nuclear cataract
a cataract that affects the nucleus of the lens
posterior subcapsular cataract
a cataract in the rear of the lens capsule
eye disease
any disease of the eye
2
n a large waterfall; violent rush of water over a precipice
Hyper
falls, waterfall
a steep descent of the water of a river
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更新时间:2024/11/10 15:15:56