적의 공격을 방어하기 위해 튼튼한 벽과 시설을 갖춘 대규모 군사 건축물이나 성곽 도시.
A large and highly reinforced building or a fortified town designed to be defended against military attacks.
예문:
"The medieval fortress was built on a high cliff to spot approaching enemies from a distance."
"The army struggled to break through the thick stone walls of the mountain fortress."
외부의 영향이나 비판, 물리적 침입으로부터 철저하게 보호되어 안전하거나 폐쇄적인 장소 또는 체제.
A place, person, or organization that is extremely secure and difficult to influence, change, or enter.
예문:
"The billionaire's estate is a private fortress equipped with the latest surveillance technology."
"Economists are worried that the trade agreement will create a 'fortress' market that excludes foreign competition."