- thulium (n.)
[thulium 词源字典]
- 1879, Modern Latin, from thulia (thulite), name of an earth found in Scandinavia, from which the element was identified in 1879 by Swedish geologist Per Tedor Cleve (1840-1905), from Thule, which sometimes was identified as Scandinavia.[thulium etymology, thulium origin, 英语词源]