bowel
/ˈbauəl; `baʊəl/ n
(usu pl, except in medical use and when used attributively 除用作医学名词及修饰语外, 通常作复数)
1 part of the alimentary canal below the stomach; intestine 肠
[attrib 作定语]
a bowel complaint/disorder 腹泻[肠道疾患]
cancer of the bowel 肠癌
move one's bowels, ie defecate 大便（通便）.
2 deepest or innermost part (of a place) （某处的）最深的或最靠里面的部分
in the bowels of the earth, ie deep underground 在地下深处.