active reabsorption

例句：

1. 1.The kidneys actively reabsorb the filtered water back into the bloodstream.
   肾脏主动将过滤后的水分重新吸收回血液循环。
2. 2.During active reabsorption, the body needs to maintain a balance between the intake and output of nutrients.
   在主动再吸收过程中，身体需要保持营养物质的摄入和排出之间的平衡。
3. 3. Active reabsorption plays a crucial role in maintaining the health of our bodies.
   主动再吸收在维护我们身体健康方面起着至关重要的作用。