giant pelvis

例句：

1. 1. The patient's giant pelvis made it difficult for him to walk.
   患者的大骨盆让他走路很困难。
2. 2. The doctor performed an operation to correct the patient's giant pelvis.
   医生为纠正患者的大骨盆进行了手术。
3. 3. The giant pelvis was a result of her long and painful labor.
   她的长时间且痛苦的分娩导致了大骨盆的形成。