名词
中文翻译：Unknown
同义词：
['switch', 'switcher', 'switcher-on', 'switcher-off']
例句：
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1. Theengineer is responsible for the maintenance of the switcher in the factory.
工程师负责工厂中开关器的维护工作。
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2. The switcher was switched off to prevent any further damage.
为了防止进一步损坏，将开关器关闭了。
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3.The switcher is essential for ensuring safe electrical connections.
开关器对于确保安全电气连接至关重要。