最終更新日：2025/12/07
Geologists debated whether the ur-continents that emerged in Earth's early history could have supported primitive ecosystems.
正解を見る
Geologists debated whether the ur-continents that emerged in Earth's early history could have supported primitive ecosystems.
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）
