同根派生 sigmoid flexure相关词英汉例句用作名词 (n.)Dislodging entrapped fecal matter above the sigmoid colon area.取出包埋粪便以上乙状结肠区。Pat hological examination of the bladder revealed bladder abscess and the sigmoid colon showed diverticulitis.组织病理检查证实有乙状结肠憩室并引起膀胱脓肿。sigmoid flexure更多例句