| 释义 |
samarium/səˈmɛəriəm/n. Chem. a hard silvery metallic element of the lanthanide series, occurring naturally in monazite etc. and used in making ferromagnetic alloys (symbol 符 Sm) 【化】(化学元素)钐 [samarskite, the mineral in which its spectrum was first observed, from Samarski the name of a 19th-c. Russian official] |