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单词 extensor
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ex•ten•sor  (ik sten′sər, -sôr),USA pronunciation n. [Anat.]
  1. Anatomya muscle that serves to extend or straighten a part of the body.
  • Neo-Latin, equivalent. to Latin extend(ere) to extend + -tor -tor, with -dt- -s-
  • 1700–10

Collins Concise English Dictionary © HarperCollins Publishers::
extensor /ɪkˈstɛnsə -sɔː/ n
  1. any muscle that stretches or extends an arm, leg, or other bodily part
    Compare flexor
Etymology: 18th Century: from New Latin, from Latin extensus stretched out
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更新时间：2024/11/10 8:34:25