好词典

cataracts

UK //ˈkæt.ə.rækts//US //ˈkæt̬.ə.rækts//

词源

源自拉丁语 'cataracta'(瀑布),后经古法语 'cataracte' 进入英语,15世纪后开始用于描述眼部疾病,因其浑浊形态类似瀑布的白色水流。

noun

❶ 白内障,指眼睛晶状体变得混浊,导致视力模糊或失明的眼部疾病,常见于老年人。

“My grandmother had surgery to remove her cataracts last year.”

(我祖母去年做了手术摘除白内障。)

“Cataracts can develop slowly and affect one or both eyes.”

(白内障可能缓慢发展,并影响一只或两只眼睛。)

❶ 大瀑布,指水流从高处猛烈倾泻而下的自然景观,常形容规模巨大、水流湍急的瀑布。

“We hiked for hours to see the breathtaking cataracts in the national park.”

(我们徒步数小时去看国家公园里令人惊叹的大瀑布。)

“The roar of the cataracts could be heard from miles away.”

(大瀑布的轰鸣声几英里外都能听到。)

同义词:waterfalls, cascades, rapids

常见短语

cataracts of rain — 形容雨势极大,像瀑布一样倾盆而下,强调降雨的猛烈程度。

“The storm brought cataracts of rain that flooded the streets within minutes.”

(暴风雨带来了倾盆大雨,几分钟内就淹没了街道。)