If you describe someone as ignorant, you mean that they do not know things they should know. If someone is ignorant of a fact, they do not know it. 无知的
adjective [原级] 无知的，（对某事物）不了解的；<非正式>无礼的，粗鲁的；暴躁的，易怒的
People are sometimes described as ignorant when they do something that is not polite or kind. 不礼貌的
- ignorant 出现在下面的课文中（提供视频、音频及笔记等可系统性学习）
- Lesson 28 Patients and doctors
- Lesson 34 Adolescence
i(不) + gno(r)(知道) + ant(形容词后缀) → 不知道的 → 无知的
- 网友用 “Ignorant” 造句精选
- He's ignorant about modern technology. 他对现代科技一无所知。
- People don't like to ask questions for fear of appearing ignorant. 人们不喜欢问问题，生怕显得自己无知。
- Never make your students feel ignorant. 千万别让你的学生感到自己一无所知。
- I met some ignorant people who called me all kinds of names. 我碰见了一些粗鲁人，他们用各种名称叫我。
- He was self-important, vain and ignorant. 他自大、虚荣、而且无知。