最終更新日：2023/08/19
A chemical element (symbol Sm) with an atomic number of 62, a moderately hard silvery metal that slowly oxidizes in air.
正解を見る
samarium
編集履歴（0）
A chemical element (symbol Sm) with an atomic number of 62, a moderately hard silvery metal that slowly oxidizes in air.
samarium
DiQt（ディクト）
無料
★★★★★★★★★★
