Erbium

[ә:biәm]

解释:

(noun.) a trivalent metallic element of the rare earth group; occurs with yttrium.

手打:诺娜--From WordNet

解释:

(n.) A rare metallic element associated with several other rare elements in the mineral gadolinite from Ytterby in Sweden. Symbol Er. Atomic weight 165.9. Its salts are rose-colored and give characteristic spectra. Its sesquioxide is called erbia.

古斯塔夫校对

解释:

n. a rare metal the compounds of which are present in the mineral gadolinite found at Ytterby in Sweden.

希勒尔录入