单词	center of mass
释义	center of mass noun phrase : the point in a body or system of bodies at which the whole mass may be considered as concentrated Word History First Known Use 1862, in the meaning defined above
随便看	intempestive intemporal intemporally intend intendance intendances intendancies intendancy intendant intendants intended intendedly intendedness intendeds intendence intendencia intendencies intendency intendente intender intenders intendiment intending intendment intendments

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