膝状弯曲

例句：

1. 1.The child's scoliosis is causing him a lot of pain.
   孩子的脊柱侧凸给他带来了很多痛苦。
2. 2. The doctor prescribed a special exercise program to help correct the child's scoliosis.
   医生开了一个特殊的运动计划来帮助纠正孩子的脊柱侧凸。
3. 3. Many children with scoliosis have difficulty walking and playing sports.
   许多患有脊柱侧凸的儿童行走和进行体育活动都有困难。