Definition: when someone does not have enough knowledge, understanding, or information about something Level: C2
关于疾病如何传播，人们普遍缺乏了解。
There is widespread ___ignorance about how disease spreads.
我对她完全不了解世界历史感到震惊。
I was shocked by her total ___ignorance of world history.
生活在对现代技术起源的无知中，是对发明者的不尊重。
Living in ___ignorance about the origins of modern technology is a disservice to those who invented it.
