sternebra

例句：

1. 1. The doctor examined the patient's sternebra and found no fractures.
   医生检查了患者的脊椎骨，发现没有骨折。
2. 2. She was lying on her back, with her sternebra sticking out.
   她平躺着，脊椎骨突出。
3. 3.The scientist conducted experiments to study the structure of sternebra in animals.
   科学家进行实验研究动物的脊椎骨结构。