名词中文翻译
中文翻译：开关杆
同义词：
['switch', 'switch rod', 'switch lever例句：1. The engineer used the switch bar to turn off the lights.（工程师使用开关杆来关闭灯光。）']
例句：
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1. The engineer used the switch bar to turn off the lights.
工程师使用开关杆来关闭灯光。
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2.The switch bar was rusted and needed to be replaced.
开关杆生锈了，需要更换。
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3.The switch bar is located at the top of the door.
开关杆位于门的顶部。