narrow pelvic plane

例句：

1. 1. The patient's narrow pelvic plane made it difficult for the surgeonto perform the surgery.
   患者的狭窄骨盆平面使得外科医生难以进行手术。
2. 2. During childbirth, the narrow pelvic planecan lead to complications such as dystocia.
   分娩过程中，狭窄的骨盆平面可能导致难产等并发症。
3. 3. Insome cases, a narrowpelvic plane may requireadditional intervention to ensure proper delivery.
   在某些情况下，狭窄的骨盆平面可能需要额外的干预以确保顺利分娩。