cataract是什么意思_cataract的用法_词性_词根

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

vt.

pour out into

百科

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

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’."