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单词 trocar
释义

WordReference Random House Unabridged Dictionary of American English © 2024
tro•car  (trō′kär),USA pronunciation n. [Surg.]
  1. Surgerya sharp-pointed instrument enclosed in a cannula, used for withdrawing fluid from a cavity, as the abdominal cavity.
  • Latin quadra something square
  • French, literally, three-sided, equivalent. to tro- (variant of trois three) + cart, variant of carre side
  • earlier trocart 1700–10

Collins Concise English Dictionary © HarperCollins Publishers::
trocar /ˈtrəʊkɑː/ n
  1. a surgical instrument for removing fluid from bodily cavities, consisting of a puncturing device situated inside a tube
Etymology: 18th Century: from French trocart literally: with three sides, from trois three + carre side
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更新时间：2025/7/23 17:17:08