名词
中文翻译：Unknown
同义词：
['motor controller', "motor switch例句：1. The car's engine has a motor selector that allows you to choose between manual and automatic gears.（这辆车的引擎有一个电动机选择器，可以让你选择手动或自动挡。）"]
例句：
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1. The car's engine has a motor selector that allows you to choose between manual and automatic gears.
这辆车的引擎有一个电动机选择器，可以让你选择手动或自动挡。
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2.The engineer used a motor selector to quickly change the speed of the machine.
工程师使用电动机选择器来快速改变机器的速度。
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3.The new model has a more advanced motor selector system that improves fuel efficiency.
新款模型拥有更先进的电动机选择系统，提高了燃油效率。