components of the digestive system造句

例句与造句

1. :It sounds like some unsung heroes of science ( I mean, studying " diarrhea " . . . ) believe that PEG is not metabolized by the human or bacterial components of the digestive system.
2. IIRC, the differing pH's are in separate components of the digestive system, duodenum, saliva, etc . not all in the stomach, and that the small intestine has an alkali pH .-- Natalinasmpf 16 : 46, 26 December 2005 ( UTC)
3. It's difficult to find components of the digestive system in a sentence. 用components of the digestive system造句挺难的