名词
中文翻译：Unknown
同义词：
['switch', 'control', 'handle', 'manage', 'operate']
例句：
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1. The appliance switch is located on the wall next to the door.
这个家用电器开关位于门旁边的墙上。
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2.He turned off the light switch and went to bed.
他关掉了灯的开关，去睡觉了。
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3. The new appliance switch has a simple design that makes it easy to use.
这个新的家用电器开关设计简单，使用起来很容易。