peristalsis
noun[U]
biologyspecializeduk/ˌper.ɪˈstæl.sɪs/us/ˌper.ɪˈstɑːl.sɪs/therepeatedmovementsmade by themusclewallsin thedigestivetracttighteningand thenrelaxingthatpushfoodandwastethrough thebody
蠕动（消化道肌肉壁所作的反复运动，即张紧而后舒张，推动食物和废物通过身体）The digestive system
- anus
- bowel
- chyme
- coeliac
- colonic
- colorectal
- defecation
- digestive system
- gastrointestinal
- ileum
- innards
- mechanical digestion
- ng
- oesophageal
- oesophagus
- omental
- omentum
- tummy
- ureter
- urogenital