diaphragm post connecting beam

例句：

1. 1.The diaphragm is the main component of the lungs that allows air to move in and out.
   隔膜是肺部的主要组成部分，它允许空气进出。
2. 2.The diaphragm acts as a barrier between the chest cavity and the abdominal cavity.
   隔膜作为胸腔和腹腔之间的屏障。
3. 3. The diaphragm is responsible for maintaining proper lung function during breathing.
   隔膜负责在呼吸过程中保持适当的肺功能。