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单词 sigmoid
释义 sig·moid
I. \ˈsigˌmȯid\ adjective
also sig·moi·dal \(ˈ)sig|mȯidəl\
Etymology: sigmoid from Greek sigmoeidēs, from sigma + -oeidēs -oid; sigmoidal from Greek sigmoeidēs + English -al
1.
 a. : curved like the letter C
 b. : curved in two directions like the letter S
2. : relating to the sigmoid flexure of the intestine
 < the sigmoid artery branches from the inferior mesenteric >
sig·moi·dal·ly \-əlē\ adverb
II. noun
(-s)
: a sigmoid bodily part; especially : sigmoid flexure
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更新时间:2025/7/21 12:02:29