cataract
英 [ˈkætərækt]
美 [ˈkætərækt]
n. 白内障; 大瀑布
复数：cataracts
Collins.1 / BNC.19411 / COCA.14871
牛津词典
noun
- 白内障
a medical condition that affects the lens of the eye and causes a gradual loss of sight - 大瀑布
a large steep waterfall
柯林斯词典
- N-COUNT 白内障
Cataractsare layers over a person's eyes that prevent them from seeing properly. Cataracts usually develop because of old age or illness.- In one study, light smokers were found to be more than twice as likely to get cataracts as non-smokers...
研究表明，即使抽烟不多的人也比不抽烟的人患白内障的概率高出一倍多。 - Age is not a factor in cataract surgery.
年龄并不是影响做白内障手术的因素。
- In one study, light smokers were found to be more than twice as likely to get cataracts as non-smokers...
- 大瀑布
Acataractis a large waterfall.
英英释义
noun
- a large waterfall
- an eye disease that involves the clouding or opacification of the natural lens of the eye