sternal plane

例句：

1. 1. The patient's sternal plane was elevated during the operation.
   手术期间患者的胸骨平面抬高了。
2. 2.The anatomy of the sternal plane is important for understanding the physiology of the heart.
   了解心脏生理学时，胸骨平面的解剖学很重要。
3. 3.During the examination, the examiner palpated the sternal plane to check for any abnormalities.
   检查过程中，检查者触摸胸骨平面以检查任何异常情况。