cataractn.大瀑布；奔流；[医]白内障cataract cryo-tip白内障冷冻头子cataracta extractor白内障摘除器cataracta fibroidea纤维样(白)内障cataract extraction白内障摘除术cataracta electrica[医] 电击性内障cataracta raphanica接缝部(白)内障cataracta congenita[医] 先天性膜性内障cataract aspiration白内障吸出术cataracta papyracea纸片状(白)内障cataract/surgery白内障／外科手术