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cataract ['kætәrækt]
n. 大瀑布, 奔流, 暴雨, 白内障
[医] 内障, 白内障
- He has developed a cataract.
他患上了白内障。 - By definition a cataract is an opacity in the lens.
白内障的定义就是晶状体混浊。 - My view of the whole cataract is different from yours.
从这里看去，整个瀑布的景色最美。
cataract
[ noun ]
- an eye disease that involves the clouding or opacification of the natural lens of the eye
- a large waterfall; violent rush of water over a precipice
<noun.state>
<noun.object>
Cataract \Cat"a*ract\, n. [L. cataracta, catarracles, a
waterfall, Gr. ?, ?, fr. ? to break down; in the passive, to
fall or rush down (of tumors) to burst; kata` down + ? to
break.]
1. A great fall of water over a precipice; a large waterfall.
2. (Surg.) An opacity of the crystalline lens, or of its
capsule, which prevents the passage of the rays of light
and impairs or destroys the sight.
3. (Mach.) A kind of hydraulic brake for regulating the
action of pumping engines and other machines; -- sometimes
called {dashpot}.
waterfall, Gr. ?, ?, fr. ? to break down; in the passive, to
fall or rush down (of tumors) to burst; kata` down + ? to
break.]
1. A great fall of water over a precipice; a large waterfall.
2. (Surg.) An opacity of the crystalline lens, or of its
capsule, which prevents the passage of the rays of light
and impairs or destroys the sight.
3. (Mach.) A kind of hydraulic brake for regulating the
action of pumping engines and other machines; -- sometimes
called {dashpot}.
- One of the sea lions, nicknamed Blue Eye because of a cataract on his eye, has been a problem for three years, said Bob DeLong, marine mammal biologist with the National Marine Fisheries Service.
- For years pharmacist Edward Kilkeary used arthritis medication, saline solution and sterilizing equipment to whip up hundreds of tiny bottles of specially prescribed eye drops for cataract patients.
- This year, some 1.3 million Americans are expected to have cataract surgery, in which an artificial lens is placed in the eye.
- Doubling the annual ultraviolet exposure increased the cataract risk by 60 percent.
- Sweating at the treadmill, Leeds Katzen, a 53-year-old cataract surgeon from Baltimore, says "fear of dying" propels him.
- If a cataract remains small, it may not affect vision.
- The profile of the cornea can be altered and tests are being carried out on injectable lenses made of gels. One of the most common eye defects, especially in old people, is the cataract in which the lens becomes clouded.
- Several Pittsburgh area doctors have prescribed its use in eye drop form, which was mixed at Hieber's, to reduce swelling following cataract surgery.
- The most common surgical procedure performed on Medicare recipients is cataract removal.
- The bacteria, pseudomonas, contaminated an unknown number of bottles that were sold under the name Indocin to patients who had recently undergone cataract surgery.
- So far, the probe has found that 28 percent of ophthalmologists interviewed permit optometrists to do cataract follow-up care, according to an advance copy of Mitchell's statement.
- A wallaroo apparently blinded by the milk of human kindness underwent cataract surgery by two doctors who volunteered their services and usually treat people.
- Staar makes and markets products for small incision surgery, mainly for cataract procedures.
cataract
cataract bottlemakers'
cataract cryoextraction
cataract dissector
cataract enucleation ...
cataract expression hook
cataract extraction
cataract hook
cataract knife
cataract lens
cataract mixed
cataract needle
cataract spoon
cataract suction
cataract surgery
cataract-needle
cataract-spoon
cataracta
cataracta accreta
cataracta aridosiliquata
cataracta brunescens
cataracta cerulea
cataracta complicata
cataracta congenita
cataracta coronaria
cataracta electrica
cataracta membranacea...
cataracta mollis
cataracta neurodermatica
cataracta ossea
cataracta syndermotica
cataracta viridis
cataractogenesis
cataractopiesis
cataractopiesis with ...
cataractous
cataracts
catarct
cataria
cataricrotic
Catarina
catarinite
catarobia
Catarole process
catarosine
catarrh
catarrh snuff
catarrhal
catarrhal appendicitis
catarrhal bronchitis
catarrhal cholangitis
catarrhal conjunctivitis
catarrhal croup
catarrhal diarrhea
catarrhal diathesis
catarrhal dysentery
catarrhal dyspepsia
catarrhal fever
catarrhal gastritis
catarrhal inflammation
cataract bottlemakers'
cataract cryoextraction
cataract dissector
cataract enucleation ...
cataract expression hook
cataract extraction
cataract hook
cataract knife
cataract lens
cataract mixed
cataract needle
cataract spoon
cataract suction
cataract surgery
cataract-needle
cataract-spoon
cataracta
cataracta accreta
cataracta aridosiliquata
cataracta brunescens
cataracta cerulea
cataracta complicata
cataracta congenita
cataracta coronaria
cataracta electrica
cataracta membranacea...
cataracta mollis
cataracta neurodermatica
cataracta ossea
cataracta syndermotica
cataracta viridis
cataractogenesis
cataractopiesis
cataractopiesis with ...
cataractous
cataracts
catarct
cataria
cataricrotic
Catarina
catarinite
catarobia
Catarole process
catarosine
catarrh
catarrh snuff
catarrhal
catarrhal appendicitis
catarrhal bronchitis
catarrhal cholangitis
catarrhal conjunctivitis
catarrhal croup
catarrhal diarrhea
catarrhal diathesis
catarrhal dysentery
catarrhal dyspepsia
catarrhal fever
catarrhal gastritis
catarrhal inflammation
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中国词汇量第二的英语词典
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