peristalsis
名词
UK/ˌper.ɪˈstæl.sɪs/
US/ˌper.ɪˈstɑːl.sɪs/
定义 peristalsis 名词
- Uncountable(不可数名词)biology(生物学)
The involuntary, wave-like contractions of the smooth muscles in the digestive tract, which propel food and waste through the body.
蠕动
The peristalsis of the digestive system is crucial for effective nutrient absorption.
消化系统的蠕动对于有效的营养吸收至关重要。
Food is moved down the esophagus to the stomach through peristalsis.
食物通过蠕动从食道被运送到胃部。
The peristalsis of the intestines helps to move waste out of the body.
肠道的蠕动有助于将废物排出体外。