Impregnability
n. 攻不破, 不受影响
✅ 同义词
📖 牛津释义
impregnability
n[U].
🗣️ 情景例句
Um, I was thinking of going to a movie tonight. Would you like to come?
我今晚想去看电影，你愿意一起去吗？
And do you have friends there?
你在那儿有朋友吗？
Yes, they are.
对，这些是英语书。