名词
中文翻译：操作员
同义词：
['technician', 'operator']
例句：
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1. The skilled technicians at the factory are responsible for maintaining the equipment.
工厂里的熟练技术员负责维护设备。
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2. The engineer is in charge of designing and building the new bridge.
工程师负责设计和建造新桥。
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3. The skilled operators ensure that the machinery runs smoothly.
熟练的操作员确保机器运行顺畅。