wolfram
/ˈwʊlfrəm/noun
mass noun
- tungsten or its ore, especially as a commercial commodity（尤指作为商品的）钨; 钨矿。
词源
mid 18th cent.: from German， assumed to be a miners' term， perhaps from Wolf 'wolf'+ Middle High German rām 'soot'， probably originally a pejorative term referring to the ore's inferiority to tin， with which it occurred.