单词	periodic law
释义	periodic law noun : a law in chemistry: the elements when arranged in the order of their atomic numbers show a periodic variation of atomic structure and of most of their properties Word History First Known Use 1872, in the meaning defined above Medical Definition periodic law noun : a law in chemistry: the elements when arranged in the order of their atomic numbers show a periodic variation of atomic structure and of most of their properties called also Mendeleev's law
随便看	identity theft ideo- ideocracy ideogenetic ideogram ideogramic ideogrammatic ideogrammic ideograms ideograph ideographic ideographically ideographies ideographs ideography ideologic ideological ideologically ideologics ideologies ideologise ideologised ideologising ideologist ideologists

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