名词短语
中文翻译：中心钻
同义词：
['central drill', 'center punch例句：1. The engineer used a centering drill to ensure the bolts were perfectly aligned.（工程师使用中心钻确保螺栓完美对齐。）']
例句：
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1. The engineer used a centering drill to ensure the bolts were perfectly aligned.
工程师使用中心钻确保螺栓完美对齐。
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2.During the construction phase, the centering drill was essential for leveling the ground.
在施工阶段，中心钻对于平整地面至关重要。
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3. The centering drill helped me to precisely mark the location of the screw holes.
中心钻帮助我精确标记螺丝孔的位置。