柯林斯词典vertebra /ˈvɜːtɪbrə/ (vertebrae/ˈvɜːtɪbreɪ/) 1. N-COUNT Vertebrae are the small circular bones that form the spine of a human being or animal. 椎骨 返回 vertebra剑桥词典one of the small bones that form the spine (= back bone ) 脊椎骨；椎骨 返回 vertebra