ignorant
adjective uk/ˈɪɡ.nər.ənt/ us/ˈɪɡ.nɚ.ənt/
C2 无知的，愚昧的
not having enough knowledge, understanding, or information about something
Many teenagers are surprisingly ignorant about current politics. 许多青少年对时事政治表现出惊人的无知。
We remained blissfully ignorant of the troubles that lay ahead. 我们对将要出现的麻烦一无所知，这或许是一种幸运。
Synonyms: benighted clueless illiterate unenlighteneduninformed
UK informal无礼的，不敬的
not polite or showing respect
Ignorant lout! 没礼貌的混蛋！