名词
中文翻译：粗磨
同义词：
['rough grinding', 'coarse cutting']
例句：
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1.The machine has a coarse grinding wheel that can quickly remove large pieces of metal.
这台机器有一个粗磨轮，可以快速去除大块金属。
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2.Coarse grinding is often used in the manufacturing process to remove unwanted material.
粗磨通常用于制造过程中，以去除不需要的材料。
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3. During the grinding process, the coarse grinding wheel will gradually wear down and need to be replaced.
在磨削过程中，粗磨轮会逐渐磨损并需要更换。