最終更新日：2025/11/26
During the field trip, the geologist carefully collected a sample of jimboite from the vein to study its crystal structure.
正解を見る
During the field trip, the geologist carefully collected a sample of jimboite from the vein to study its crystal structure.
音声機能が動作しない場合はこちらをご確認ください
編集履歴（0）
