| 词汇 | cataract |
| 释义 | cataract noun[ C ] uk /ˈkæt.ə.rækt/ us /ˈkæt̬.ə.rækt/ cataractnoun[C] (DISEASE)a disease in which an area of someone's eye becomes less clear so that they cannot see clearly, or the area affected in this way白内障 Eyesight, glasses & lenses accommodative afterimage age-related macular degeneration amaurosis amblyopia eyeglasses glaucoma lenticular limbus long-sighted long-sightedness macula macula lutea ocular oculist ophthalmology varifocals wet macular degeneration wraparounds yellow spot cataractnoun[C] (WATER FEATURE)literary a large waterfall大瀑布 Dhwee/Moment/GettyImages Watercourses & waterfalls amazon arroyo beck bourne brook canalization cascade Congo crick flume gulch maelstrom Panama Canal plunge pool raceway rapids rill riverbed waterfall waterway cataract | American Dictionarycataract noun[ C ] us/ˈkæt̬·əˌrækt/ cataractnoun[C] (EYE CONDITION)an area of the eye that changes to become unclear, causing a person not to see well, or this condition of the eye cataractnoun[C] (FALLING WATER)a place in a river where the water falls to a lower level Examples of cataractcataract Moreover, how could the latter possibly be involved in cataracts, the calcification of cartilage or the loosening of teeth, etc.? Targeted ablation of connexin50 in mice results in microphthalmia and zonular pulverulent cataracts. The scientific studies conducted to date in this field are insufficient for drawing conclusions on how cataracts or macular degeneration can be prevented by antioxidants. Color and solubility of the proteins of human cataracts. First, crystalliform cataracts which either remained unchanged in character or occasionally became more extensive were observed in eyes which were subsequently found to demonstrate only minor histopathological changes. In summary, after removal of nuclear sclerotic cataracts, the spectrum of light reaching the retina changes dramatically with a large increase in shor ter wavelength visible light. Genetic and environmental factors in age-related nuclear cataracts in monozygotic and dizygotic twins. The main reason for the concern is the worrying rise in the number of people diagnosed with skin cancer and eye cataracts that has occurred in recent years. Action on cataracts: good practice guidance. An animal model for inherited cataracts. Specifically, the ozone layer provides protection from harmful ultraviolet radiation from the sun, which causes multiple illnesses and problems including skin cancer and cataracts. From Europarl Parallel Corpus - English He cannot even be treated for cataracts because of feared internal head injuries. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 We cannot boast of great cataracts or dense forests. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Recognised opticians are able to deal with elderly people who have had cataracts removed. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 We have also recently announced new measures to tackle the wide variations in service experienced by patients with cataracts. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 See all examples of cataract These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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