单词	fersmite
释义	fersmite noun fers·​mite -ˌmīt plural -s : a mineral (Ca,Ce)(Cb,Ti)2(O,F)6 consisting of an oxide and fluoride of calcium and columbium with cerium and titanium Word History Etymology Russian fersmit, from A. E.Fersman + Russian -it -ite
随便看	trunnion trunnions Truro truss truss beam truss bow truss bridge truss hoop truss leg truss rod trussed trussell trusser trussers trusses trussing trussings trusswork trust trust certificate trust company trust estate trust fund trust funds trust in

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