名词
中文翻译：设备操作员
同义词：
['operator', 'technician', 'engineer']
例句：
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1.The equipment operator was responsible for ensuring the safety of the workers.
设备操作员负责确保工人的安全。
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2. The engineer operated the machine to test its performance.
工程师操作机器测试其性能。
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3.The technician was in charge of maintaining the equipment.
技术员负责维护设备。