(常作 bowels)the part of the alimentary canal below the stomach; the intestine[as modifier] 肠 ■(the bowels of —)the deepest inner parts or areas of something 内部,深处 the mineshaft descended deep into the bowels of the earth. 矿井向下延伸到地下很深的地方。
语源
Middle English : from Old French bouel, from Latin botellus, diminutive of botulus 'sausage'