midintestine

例句：

1. 1. The scientist conducted a study on the physiological properties of the midintestine.
   这位科学家对中肠的生理特性进行了研究。
2. 2. The midintestine is responsible for absorbing nutrients from the food we eat.
   中肠负责吸收我们吃的食物中的营养物质。
3. 3. Midintestines are essential for digestion and absorption of nutrients in the body.
   中肠对于身体消化和吸收营养物质至关重要。