perplexing [pɚˈplɛksɪŋ]

例句:

• This might seem very perplexing to those who know nothing about it.
  这对那些对它一无所知的人来说可能显得很难理解.
  
• British Parliamentary procedure is perplexing at the best of times.
  即使在最好情况下，英国议会的程序也很费解。
  
• It took years to understand many perplexing diseases.
  许多疑难病症要耗时数年才能搞明白。
  
• This work helped explain some perplexing phenomena engineers were encountering.
  来自BBC
• They would not be anomalous or perplexing.
  来自SA
• This is a perplexing bundle of criticisms.
  来自NEWYORKER