单词	mean square deviation
释义	mean square deviation noun 1 : variance sense 5 2 : standard deviation Word History First Known Use 1920, in the meaning defined at sense 1
随便看	dramatic overture dramatic present begirdle begirdled begirdles begirdling begirds begirt begladded begladding beglads beglamor beglamored beglamoring beglamors beglamour beglamoured beglamouring beglamours beglerbeg beglerbegs beglerbey begloom begloomed beglooming

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