citadel
🇺🇸
/ˈsɪtədəl/
🇬🇧
/ˈsɪtədəl/
A strong fortress in a high place used for protection.
The ancient citadel overlooks the small town, serving as a reminder of past battles.
古老的城堡俯瞰着小镇,作为过去战斗的提醒。