Impregnability
n. 攻不破, 不受影响
✅ 同义词
📖 牛津释义
impregnability
n[U].
🗣️ 情景例句
My mother and father
我父母
Will you be able to drive me to the airport?
请问，你能送我到机场吗？
That's worthwhile.
那是值得的。