ignorant

adj

• ① 不学无术的,无知的<in, about>
  • He's an ignorant person.他是个无知[无学]的人。
  • She's not stupid, just ignorant.她并不笨,只是无知。
  • She's ignorant in Chinese music.她不懂中国音乐。

• ② 【口】(尤指因缺乏社交训练而)粗鲁的,不礼貌的
  • ignorant behavior粗鲁的行为

• ③ (人)不知道(…)的;不知晓的<of, about>
  • She was ignorant of the world.她不知世事。
  • She was ignorant about modern technology.她不懂现代科技。
  • I was quite ignorant (of) when the accident (had) happened.我浑然不知何时发生事故(★【英】可将wh. 子句、词组前的介词of或about省略)。
  • He appeared to be completely ignorant that he had made a mistake.他好像完全不知道他已犯了一个错误。