impregnability
英[ɪmpreɡnə\'bɪlɪtɪ]
美[ɪmpreɡnə\'bɪlɪtɪ]
基本释义
- n.
- 攻不破，不受影响
实用例句
It was the enemys boast of impregnability that caused their own defeat.
敌人自我吹嘘战无不胜,这最终导致了他们自己的失败.
互联网
英英释义
Noun
1. having the strength to withstand attack