名词
中文翻译：三叶钻头
同义词：
['three-lobed core drill', 'three-lobed core drill bit']
例句：
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1.The engineer used a three-lobed core drill to bore the hole.
工程师使用三叶钻头钻孔。
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2. The tool is essential for removing hard materials like stone and concrete.
这种工具对于移除像石头和混凝土这样的硬材料至关重要。
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3. In this process, the three-lobed core drill bit is used to break through the material.
在这一过程中，三叶钻头被用来穿透材料。