名词
中文翻译：换向开关
同义词：
['switch', 'relay', 'interlocking switch']
例句：
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1.The engineer changed the changeover switch to prevent the machine from overheating.
工程师将换向开关更换，以防止机器过热。
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2.The new design of the changeover switch has made it easier for people to operate the device.
新型换向开关的设计使得人们更容易操作该设备。
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3. The changeover switch is responsible for switching the power source between two circuits.
换向开关负责在两个电路之间切换电源。