diverticulumn.
英 ,daɪvə'tɪkjʊləm | 美 ,daɪvɝ'tɪkjʊləm
中文n. [医] 憩室；[医] 支囊
词根词源
diverticulum (n.)"blind tube" (anatomical), 1819, Modern Latin, from Latin deverticulum "a bypath," from devertere "to turn aside" (see divert).
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