365bet中国官方网站

  • word of the day

    gadolinium

    gadolinium - 365bet中国官方网站 definition and meaning for word gadolinium

    Definition
    (noun) a ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group
    Synonyms : atomic number 64 , gd
  • Download our Mobile App Today