释义 |
Fort Knox noun humorousuk /ˌfɔːt ˈnɒks/ us /ˌfɔːrt ˈnɑːks/ be like Fort Knox If a building or an area is like Fort Knox, it is impossible to enter or leave it because it is so well protected.像诺克斯堡般固若金汤 SMART Vocabulary: related words and phrases Fortifications acropolis barricade bastion battlements castle citadel drawbridge earthwork enceinte entanglement fort Martello tower moat moated motte motte-and-bailey castle pillbox storm cellar stronghold turret |