난공불락 in English
[nangongbullag]
noun - 난공불락
impregnability: 난공불락
Use "난공불락" in a sentence
Below are sample sentences containing the word "난공불락" from the Korean - English. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "난공불락", or refer to the context using the word "난공불락" in the Korean - English.