inferior crura of antihelix

例句：

1. 1. The surgeon carefully dissected the inferior crus to remove the tumor.
   外科医生小心翼翼地解剖了下侧翼以切除肿瘤。
2. 2.During surgery, the surgeon had to manipulate the inferior crus to access the affected area.
   在手术过程中，外科医生必须操作下侧翼以到达受影响的区域。
3. 3.The anatomist described the structure of the inferior crus in great detail.
   解剖学家详细描述了下侧翼的结构。