noun ダウンロード 🔗共有 砂の城 A sculpture made of sand and resembling a miniature castle; typically, but not always, made for fun by a child on a beach. Examples : "The little boy spent the whole afternoon building a magnificent sandcastle on the beach, complete with towers and a moat. " 小さな男の子は、塔と堀を備えた壮大な砂の城をビーチに作り、午後の時間をすべて費やしました。 architecture material geology art environment place building holiday ocean entertainment AIとチャット語彙ゲーム読解練習