名词
中文翻译：轧辊
同义词：
['roller', 'roller bearing', 'rolling mill']
例句：
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1. The machine uses a roller to roll the material into shape.
这台机器使用一个滚子将材料压成形状。
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2. The roller bearings in the machine are vital for its smooth operation.
机器中的滚子轴承对于其平稳运行至关重要。
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3. The rolling mill is used to process large amounts of metal into small pieces.
轧钢机用来将大量的金属加工成小块。