名词
中文翻译：没有特定翻译
同义词：
['mechanic', 'engineer']
例句：
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1. He is a professional mechanic who repairs cars.
他是一个专业的汽车修理工。
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2. The engineer designed the new machine to meet the company's needs.
这位工程师设计了新机器以满足公司的需求。
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3. Mechanics are responsible for maintaining and repairing machinery.
机械师负责维护和修理机械设备。