mesothoracic

例句：

1. 1.The mesothoracic region is the area between the ribs and the spine.
   胸廓区域是肋骨和脊柱之间的区域。
2. 2.The mesothoracic cavity contains the lungs and heart.
   胸廓腔包含肺和心脏。
3. 3.The mesothoracic artery connects the heart to the aorta.
   胸主动脉将心脏与主动脉连接起来。