镧系元素 | [镧 系 元 素] lanthanoid (rare earth series), namely: lanthanum La57 鑭|镧, cerium Ce58 鈰|铈, praseodymium Pr59 鐠|镨, neodymium Nd60 釹|钕, promethium Pm61 鉕|钷, samarium Sm62 釤|钐, europium Eu63 銪|铕, gadolinium Gd64 釓|钆, terbium Tb65 鋱|铽, dysprosium Dy66 鏑|镝, holmium Ho67 鈥|钬 #241,721 [Add to Longdo] |