pulmonary circulatory blood volume

例句：

1. 1.The pulmonary circulatory system plays a crucial role in the body's overall health and functioning.
   肺循环系统在身体的健康和功能中起着至关重要的作用。
2. 2. During exercise, the heart pumps more blood to the lungs to increase oxygen levels.
   运动时，心脏会将更多的血液泵送到肺部以增加氧气水平。
3. 3.Pulmonary edema is a condition where excess fluid accumulates in the lungs, leading to difficulty breathing.
   肺水肿是一种情况，其中多余的液体积聚在肺部，导致呼吸困难。