Harry hurried over to the door leading to the spiral staircase, but his hand had only just closed upon the iron ring of the door when he heard running footsteps on the other side.
哈利匆匆跑向旋转楼梯的门，但他刚握住铁门环，就听见门的另一边传来奔跑的脚步声。
Objective To investigate the X-ray characteristics of humeral spiral fracture cau sed by hand grenade throwing.
目的研究士兵投弹所致的肱骨螺旋骨折的X线特征。
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