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单词 cataract
释义

cataract /katˈə-rakt/

noun
  1. A waterfall
  2. A waterspout, etc
  3. An opaque condition of the lens of the eye, painless, unaccompanied by inflammation
  4. The area rendered opaque, which is surgically removable
  5. A portcullis (obsolete)
  6. A floodgate (Milton)
ORIGIN: L cataracta, from Gr kataraktēs portcullis, waterfall
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更新时间:2024/12/23 8:48:16