单词	root-mean-square
释义	root-mean-square noun ˈrüt-ˈmēn-ˈskwer  ˈru̇t- : the square root of the arithmetic mean of the squares of a set of numbers Word History First Known Use 1895, in the meaning defined above
随便看	batoons batrach- batrachia batrachiae batrachian batrachians batrachias batrachiate Batrachidae Batrachium batracho- batrachoid Batrachoididae batrachoididaes batrachomyomachiae batrachomyomachias batrachophagous batrachosepses Batrachospermum batrachotoxins bats bats (around or back and forth) bats (around) bats around bats around or back and forth

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