有脊骨的

例句：

1. 1. The scientist studied the structure of the human spine.
   科学家研究了人类脊柱的结构。
2. 2. She had a sore back and was in pain all night.
   她背部疼痛，整晚都不舒服。
3. 3.He stood up straight and stretched his spine.
   他挺直腰杆，伸展脊柱。