precipitous

adjective
🔊/prɪˈsɪpɪtəs/
🔊/prɪˈsɪpɪtəs/
(formal)
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  1. very steep, high and often dangerous陡峭的;险峻的;峭拔的 synonym sheer
    • precipitous cliffs险峻的峭壁
    • a precipitous drop at the side of the road道路一旁陡降的坡面
  2. sudden and great突然的;骤然的;急剧的 synonym abrupt
    • a precipitous decline in exports出口的急剧下降
  3. done very quickly, without enough thought or care草率的;仓促的;贸然的 synonym hasty
    • a precipitous action贸然行动
  4. Word Originmid 17th cent.: from obsolete French précipiteux, from Latin praeceps, praecip(it)- ‘steep, headlong’, from prae ‘before’ + caput ‘head’.