ignoramus [ˌɪɡnəˈreməs]

例句:

• When it comes to music, I'm a complete ignoramus.
  说到音乐，我完全是个门外汉。
  
• This ignoramus failed to salute me.
  这个蠢汉看见我不行礼.
  
• How infuriating it would be if her husband turned out to be such a complete ignoramus!
  假使丈夫这样愚昧无知,岂不活活气死人!
  
• Sorry but you are still an anti-science ignoramus.
  来自SA
• 'T take this personally but you are either a liar or an ignoramus.
  来自SA
• You cannot govern, you cannot administrate, with an ignoramus.
  来自NEWYORKER