音标发音英式音标 [ˌfɔːt ˈnɒks]美式音标 [ˌfɔːrt ˈnɑːks]英式发音 美式发音 同根派生 Fort Knox相关词英英字典剑桥英英字典 If a building or an area is like Fort Knox, it is impossible to enter or leave it because it is so well protected.Fort Knox剑桥字典Fort Knox柯林斯字典