名词中文翻译
中文翻译：开关
同义词：
['switch', 'circuit breaker']
例句：
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1.The light switch is located on the wall near the door.
开关位于靠近门的墙上。
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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 electrician replaced the old light switch with a new one.
电工用一个新的替换了旧的开关。