单词	rolling friction
释义	rolling friction noun : resistance to motion by bodies that are in rolling contact Word History First Known Use 1839, in the meaning defined above
随便看	longtimer longtimest Longton Hall longue Longueuil longueur Jespersen jess jessamine jessamines jessamy jessant-de-lis jessant-de-lys Jesse jesse Jesse tree Jesse window jessed jesselton jesses jessies jessing jessur jest jestbook

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