fortress/ˈfɔːr.trəs/名词城堡;堡垒;要塞;设防的地方The medieval fortress stood proudly on the hill, its imposing walls and turrets protecting the kingdom from invading armies.中世纪的堡垒傲然矗立在山上,其雄伟的城墡和瞭望塔保护着王国免受入侵军队的攻击。想跟读,去练习