脊骨的

例句：

1. 1. The doctor advised him to exercise regularly to maintain his spine health.
   医生建议他定期锻炼以保持脊柱健康。
2. 2. She sat up straight on her chair, showing off her strong spine.
   她坐在椅子上直挺挺地坐，展示着她强壮的脊柱。
3. 3. He lifted the heavy box with ease, demonstrating his strong spine.
   他轻松地举起了沉重的箱子，展示了他强壮的脊柱。