名词中文翻译
中文翻译：边缘齿轮
同义词：
['rim gear', "edge gear例句：1. The car's engine has a rim gear that makes it easy to start.（这辆车的引擎有一个边缘齿轮，使启动变得容易。）"]
例句：
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1. The car's engine has a rim gear that makes it easy to start.
这辆车的引擎有一个边缘齿轮，使启动变得容易。
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2.The new design uses rim gear to improve efficiency.
新设计使用了边缘齿轮来提高效率。
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3.The rim gear is designed to fit perfectly into the wheel hub.
边缘齿轮被设计成完美地适配到轮毂中心。