名词
中文翻译：运行开关
同义词：
['operating switch', 'control switch', 'operating switch']
例句：
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1. The running switch is used to control the speed of the car's engine.
运行开关用于控制汽车引擎的速度。
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2.The engineer found the running switch and turned it off to stop the machine.
工程师找到了运行开关并关掉它来停止机器。
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3.The new design of the running switch has made the car more efficient.
新的运行开关设计使得汽车更加高效。