catastrophe

catastrophe
[kəˈtastrəfi]
noun
  1. an event causing great and often sudden damage or suffering; a disaster
    (常突如其来的)大灾难;大灾祸
    an environmental catastrophe.
    环境大灾难。
    [mass noun]leading the world to catastrophe.
    将世界引入劫难。
    ■the denouement of a drama, especially a classical tragedy
    (尤指古典悲剧的)结局
语源
  1. mid 16th cent. (in the sense 'denouement'): from Latin catastropha, from Greek katastrophē 'overturning, sudden turn', from kata- 'down' + strophē 'turning' (from strephein 'to turn')
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