Treatment sometimes involves removing the large intestine including the rectum.
治療往往要去掉大腸,其中包括直腸.
?? 牛津釋義
rectum
n
(pl ~s or recta) (anatomy 解) lower end of the large intestine, through which solid waste passes to the anus 直腸. =>illus at digestive 見 digestive 插圖.