999英语网 英语单词
Lutetium的音标发音
Lutetium
英式发音：[lu:'ti:im]
美式发音
(noun.) a trivalent metallic element of the rare earth group; usually occurs in association with yttrium.
艾迪整理
(noun.) a trivalent metallic element of the rare earth group; usually occurs in association with yttrium.
艾迪整理