Their backs were battleship gray topped with a saw-toothed line of small yellow dorsal fins.
它们的背部是军舰的灰色，最上方是呈锯齿状的黄色背鳍。
Beneath the dorsal wall of it, a neuroglia cell cluster in a pyramidal form was often seen, extending dorsally along the median line.
在其背侧壁的室管膜下，常可见一锥形神经胶质细胞群，在背侧正中线上伸展。
All rats first line of subarachnoid catheter, then the equivalent of T8 vertebral level and marked with micro scissors cut the spinal cord dorsal 2/3 rat corticospinal tract transection injury model.
所有大鼠首先行蛛网膜下腔置管，然后在相当于T8椎板水平用做好标记的显微剪刀剪断脊髓的背侧2/3，建立大鼠皮质脊髓束横断损伤模型。
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