bewildering          
adjective uk/bɪˈwɪl.dər.ɪŋ/ us/bɪˈwɪl.dər.ɪŋ/
 令人不知所措的
confusing and difficult to understand
  He gave me directions to his house, but I found them utterly bewildering. 他告诉我到他家怎么走,但我发现他指的路让人完全摸不着头脑。 
  使人困惑的
making you feel confused because you cannot decide what you want
  The college offers a bewildering range of courses. 学院开设了一大堆令人眼花缭乱的课程。