impenetrably
adv. 不能透過地; 不能穿過地; 無法透過地; 冥頑不化地
If you describe something such as a barrier or a forest as impenetrable, you mean that it is impossible or very difficult to get through.
...the Caucasus range, an almost impenetrable barrier between Europe and Asia.
高加索山脈,幾乎難以穿越的歐亞屏障
If you describe something such as a book or a theory as impenetrable, you are emphasizing that it is impossible or very difficult to understand.
His books are notoriously impenetrable.
他的書出了名的晦澀難懂。
...these impenetrable poems.
這些隱晦難懂的詩