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单词 triceps
释义

WordReference Random House Learner's Dictionary of American English © 2024
tri•ceps /ˈtraɪsɛps/USA pronunciation   n. [countable], pl. -ceps•es /-sɛpsɪz/USA pronunciation  -ceps. 
  1. Anatomyany muscle with three heads, esp. the one at the back of the upper arm, which extends the forearm.

WordReference Random House Unabridged Dictionary of American English © 2024
tri•ceps  (trīseps),USA pronunciation n., pl. -ceps•es (-sep siz),USA pronunciation -ceps. [Anat.]
  1. a muscle having three heads or points of origin, esp. the muscle on the back of the arm, the action of which straightens the elbow.
  • Latin: three-headed, equivalent. to tri- tri- + -ceps, stem -cipit- -headed, derivative of caput head
  • 1570–80

Collins Concise English Dictionary © HarperCollins Publishers::
triceps /ˈtraɪsɛps/ n ( pl -cepses / -sɛpsɪz/, -ceps)
  1. any muscle having three heads, esp the one (triceps brachii) that extends the forearm
Etymology: 16th Century: from Latin, from tri- + caput head
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