名词中文翻译
中文翻译：滚轮钻头
同义词：
['roller bit', 'drill bit', 'drilling bit']
例句：
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1.The engineer used a roller core bit to bore through the concrete.
工程师使用滚轮钻头钻孔穿过混凝土。
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2. The machine operator needs to replace the roller core bit after each use.
机器操作员每次使用后都需要更换滚轮钻头。
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3. The drill bit was too small for the job, so the engineer had to use a larger one.
钻头太小，不适合这项工作，所以工程师不得不换用一个更大的。