甚至为直立行走增加平衡的前弯脊柱“在结构上不属于最理想的解决方式”，她说，因为它可导致身体不稳定，甚至椎骨骨折。
Even the basic forward curve that promotes balance in upright walking is “not a structurally ideal solution, ” she said, since it can lead to instability and even fractured vertebrae.
CT扫描显示恐龙的椎骨，博物馆将它们共同堆栈在一起，实际上是间隔1厘米远。
The ct scan showed that the hadrosaur's vertebrae, which museums commonly stack together, are actually spaced a centimeter apart.
成骨细胞瘤恰是椎骨上的大骨样骨瘤。
An osteoblastoma is just a big osteoid osteoma in the vertebra.
应用推荐