The motor system is composed of the bone, the bone union and the skeletal muscle.

运动系统由骨、骨连结和骨骼肌三部分组成。

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The average period of bone union was 4.3 months, with good location of both bone grafting and internal fixation device.

随访期内，植骨块和固定器位置良好，骨愈合时间平均为4.3个月。

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Results: Bone union came into being 4 weeks after operation in the gunshot fracture group, while 3 weeks in the control group.

结果：兔股骨火器性骨折术后4周达到骨性愈合，而普通骨折术后3周达到骨性愈合。

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The driver of the train, Iain Black, suffered a broken collar bone and a broken bone in his neck, his union Aslef has said.

BBC: NEWS | UK | Crash sparks national rail checks

Peter Bone urged an amendment to the European Union Bill, which currently promises a UK referendum whenever there is a big change to EU treaties.

BBC: MPs reject Tory MP's call for 'in-out' EU referendum