sagittal arc

例句：

1. 1. The surgeon used a sagittal plane to perform the surgery.
   外科医生使用矢状面来执行手术。
2. 2.The patient was lying on the sagittal plane during the operation.
   患者在手术期间躺在矢状面上。
3. 3.The anatomy of the sagittal plane is crucial for understanding human development.
   矢状面的解剖学对于理解人类发展至关重要。