最終更新日：2025/12/03
The startup invested heavily in securing an industrial design right to prevent competitors from copying the sleek appearance of its new speaker.
正解を見る
The startup invested heavily in securing an industrial design right to prevent competitors from copying the sleek appearance of its new speaker.
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）
