释义 |
er·bi·um \ˈərbēəm\ noun (-s) Etymology: New Latin, from Ytterby, Sweden, where gadolinite is found + New Latin -ium : a trivalent metallic element of the rare-earth group that occurs with yttrium (as in gadolinite and fergusonite) and forms a pink oxide and reddish salts — symbol Er; see element table |