abnormal curvature

例句：

1. 1. The patient's abnormal curvature of the spine was causing him significant pain.
   患者的脊柱异常弯曲导致他非常疼痛。
2. 2. The child's deformity in the upper limbs made it difficult for him to walk normally.
   孩子的上肢畸形使他很难正常行走。
3. 3. The deviation of the river channel led to flooding during the flood season.
   河流河道的偏离在洪水季节导致了洪水。