最終更新日：2024/08/01
A supposed chemical element discovered in 1877, later found to be a mixture of iridium and rhodium.
正解を見る
davyum
編集履歴（0）
A supposed chemical element discovered in 1877, later found to be a mixture of iridium and rhodium.
davyum
DiQt（ディクト）
無料
★★★★★★★★★★
