名词短语
中文翻译：超声波机
同义词：
['ultrasound machine', 'ultrasonic polishing machine']
例句：
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1. The ultrasonic machine is used for cleaning and polishing metal parts.
超声波机用于清洗和抛光金属部件。
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2.The ultrasonic machine has been proven to be more efficient than traditional methods.
超声波机已被证明比传统方法更高效。
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3.The ultrasonic machine can be used to remove rust from metal surfaces.
超声波机可以用来去除金属表面的锈。