名词短语
中文翻译：组合钻和扩孔器
同义词：
['combined drill', 'combined reamer']
例句：
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1.The engineer used a combined drill and reamer to make the hole.
工程师使用了一个组合钻和扩孔器来打孔。
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2.He was using a combined drill and reamer to remove the old screws.
他正在使用一个组合钻和扩孔器来移除旧螺丝。
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3. The technician had to use a combined drill and reamer to clean up the area.
技术员不得不使用一个组合钻和扩孔器来清理区域。