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单词 watershed
释义

WordReference Random House Learner's Dictionary of American English © 2024
wa•ter•shed /ˈwɔtɚˌʃɛd, ˈwɑtɚ-/USA pronunciation   n. [countable]
  1. Geographya region or area drained by a river or stream.
  2. Geography, British Termsa ridge or high area dividing two drainage areas.
  3. an important point of division or change:a watershed in international relations.

WordReference Random House Unabridged Dictionary of American English © 2024
wa•ter•shed  (wô′tər shed′, wot′ər-),USA pronunciation n. 
  1. Geography, British Terms[Chiefly Brit.]the ridge or crest line dividing two drainage areas;
    water parting;
    divide.
  2. Geographythe region or area drained by a river, stream, etc.;
    drainage area.
  3. Architecturewash (def. 48).
  4. an important point of division or transition between two phases, conditions, etc.:The treaty to ban war in space may prove to be one of history's great watersheds.

adj. 
  1. constituting a watershed:a watershed area; a watershed case.
  • water + shed2 1795–1805

Collins Concise English Dictionary © HarperCollins Publishers::
watershed /ˈwɔːtəˌʃɛd/ n
  1. the dividing line between two adjacent river systems, such as a ridge
  2. an important period or factor that serves as a dividing line
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