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1.He has a keen interest in the fieldof orthopedics.
他对骨科领域有着浓厚的兴趣。
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2. The doctor performed an operation onhis injured leg.
医生为他受伤的腿做了手术。
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3. Orthopedics isa branch of medicine that deals with injuriesand diseases of the skeletalsystem.
骨科是医学的一个分支,研究骨骼系统的疾病和损伤。