名词中文翻译
中文翻译：换手人
同义词：
['switch operator', 'switch operator', 'switch man']
例句：
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1. The switchmanhad to manually switch the power off and on.
换手人必须手动地开启和关闭电源。
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2. The switchman was responsible for monitoring the traffic lights.
换手人负责监控交通信号灯。
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3. The switchman had to be careful when operating the machinery.
换手人在操作机械时必须小心谨慎。