释义 |
cataract/ˈkætərækt/n. 1a a large waterfall or cascade 大瀑布,急瀑布 b a downpour; a rush of water 暴雨;急流,奔流 2 Med. a condition in which the eye lens becomes progressively opaque resulting in blurred vision 【医】白内障 [Latin cataracta from Greek katarrhaktēs ‘down-rushing’; in medical sense probably from obsolete sense ‘grating on a window’] |