名词
中文翻译：旋转扇区轮
同义词：
['rotating sector', 'rotating sector wheel']
例句：
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1.The new model car has a rotating sector wheel that makes driving smoother.
这款新型汽车有一个旋转扇区轮，让驾驶更加顺畅。
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2. The engineer used the rotating sector wheel to adjust the gear ratio.
工程师使用旋转扇区轮来调整齿轮比。
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3.The rotating sector wheel helps to control the speed of the engine.
旋转扇区轮有助于控制发动机的速度。