Impregnableness
n. impregnable的变形
✅ 同义词
🗣️ 情景例句
If I have time, I enjoy camping in the wild with my friends.
若时间许可，我爱和朋友到野外露营。
He that will have a hare to breakfast must hunt overnight.
早餐想吃野兔肉，头晚就须去捕捉。
We must conclude from the work of those who have studied the origin of life,
我们必须从那些研究生命起源的人的工作总结出：