bivouac

bivouac
[ˈbɪvʊak, ˈbɪvwak]
noun
  1. a temporary camp without tents or cover, used especially by soldiers or mountaineers
    (尤指士兵或登山者的)露营地,露宿地
(bivouacked, bivouacking)
  1. [noobj., with adverbial of place](bivouacked, bivouacking)stay in such a camp
    露营
    the party bivouacked for the night.
    那一队人露营过夜。
语源
  1. early 18th cent. (denoting a night watch by the whole army): from French, probably from Swiss German Bîwacht 'additional guard at night', apparently denoting a citizens' patrol supporting the ordinary town watch
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