noun🔗Share暗堡，射击暗廊. A type of fortification structure which allows firing along the bottom of a dry moat that surrounds the main fortress."The medieval castle's caponiers allowed archers to fire on attackers approaching the dry moat. "中世纪城堡的暗堡让弓箭手能够射击靠近护城河的攻击者，这些暗堡也叫做射击暗廊。architecturemilitaryChat with AIVocabulary GamePractice Reading
