impregnability

[ɪmpreɡnə'bɪlɪtɪ]
  • 释义

  • 攻不破，不受影响;

  • 双语例句
  • 1、

    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.

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