noun🔗Share보호벽, 사면 보호A layer of stone, concrete, or other hard material supporting the side of an embankment."The heavy rainfall threatened to erode the riverbank, so they built a strong revetment of concrete blocks to protect it. "폭우로 인해 강둑이 침식될 위험이 있어, 그들은 이를 보호하기 위해 콘크리트 블록으로 튼튼한 사면 보호를 건설했습니다.materialarchitecturebuildinggeologyenvironmentChat with AIVocabulary GamePractice Reading
noun🔗Share방호벽, 보루An armoured building that provides protection against bombs."During the war, soldiers sought shelter in a concrete revetment whenever the air raid sirens sounded. "전쟁 중, 병사들은 공습 사이렌이 울릴 때마다 콘크리트 방호벽에서 대피했다.militaryarchitecturebuildingweaponChat with AIVocabulary GamePractice Reading
