名词
中文翻译：Unknown
同义词：
['switch', 'conditional switch', 'conditional relay']
例句：
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1.The engineer must check the condition switch before starting the machine.
工程师在启动机器之前必须检查条件开关。
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2. The condition switch is responsible for controlling the temperature of the room.
条件开关负责控制房间的温度。
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3. The condition switch is designed to automatically shut off the lights when the room is left unattended.
条件开关设计为当房间无人时自动关闭灯光。