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单词 cataract
分类 英汉词典
释义
词典释义:
cataract
考博雅思
英 [ˈkætərækt]
美 [ˈkætərækt]

n. 大瀑布;白内障;急流;奔流;倾盆大雨

  • 复数 cataracts
双语例句
  • Grandma got old and had cataracts.

    奶奶年纪大了,得了白内障。

  • Niagara Falls is the most magnificent cataract I've ever seen.

    尼亚加拉大瀑布是我见过最壮观的大瀑布。

  • The mountain cataract rushed down with branches.

    山上的激流携裹着树枝冲了下来。

  • Cataract is a medical condition that affects the lens of the eye.

    白内障是一种影响眼睛晶状体的疾病

  • If a woman has certain infections during pregnancy, such as rubella or chickenpox, the baby may develop a cataract before birth.

    如果一名妇女在怀孕期间发生某种感染,如风疹或水痘,那么婴儿在出生前就可能患上白内障。

  • Cataract surgery risks include.

    白内障手术的风险包括。

  • Some Antidepressants May Bump Up Cataract Risk

    有些抗抑郁药可能会增加白内障风险。

  • Cataract surgery is performed to treat cataracts.

    白内障手术是用于治疗白内障的。

  • "The Big Thirst" offers a cataract of statistics.

    《重度干渴》提供了一个cataract的统计资料。

近义词
n.
floodheavy rain
vt.
pour out into
百科

1. 白内障(cataract)是眼科常见疾病,因各种原因引起晶状体代谢紊乱,导致晶状体蛋白质变性而发生混浊,光线被混浊晶状体阻扰无法投射在视网膜上,导致视物模糊。 白内障可分为先天性白内障和后天性白内障两类,多见于40岁以上人群,且随年龄增长而发病率增多。

释义
n.

a large waterfall

大瀑布。

a sudden rush of water; a downpour

急流,奔流;倾盆大雨

  • the rain enveloped us in a deafening cataract.

    震耳欲聋的暴雨把我们包围了。

a medical condition in which the lens of the eye becomes progressively opaque, resulting in blurred vision

白内障

  • she had cataracts in both eyes.

    她两只眼睛都有白内障。

词源

"late Middle English: from Latin cataracta ‘waterfall, floodgate', also ‘portcullis' (medical sense 2 probably being a figurative use of this), from Greek kataraktēs ‘down-rushing', from katarassein, from kata- ‘down' + arassein ‘strike, smash’."

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更新时间:2025/4/5 22:27:43