unlistenable       
adjective uk/ˌʌnˈlɪs.ən.ə.bəl/ us/ˌʌnˈlɪs.ən.ə.bəl/
 不能听的;不堪入耳的
that is very unpleasant or impossible to listen to 
  I found his latest album to be completely unlistenable.
 For me, this kind of hard rock with its screeching guitars is just unlistenable noise. 对我来说,这种伴随着刺耳吉他声的硬核摇滚简直就是不堪入耳的噪音。 
 - More examples
 - His speeches, full of the most dreadful racist statements, are almost unlistenable for modern-day students.
 - The reviewer described the band's experiment in electronic "found sound" as "unlistenable, self-indulgent dross".
 - It's a terrible shame because he really loves singing, but this recording is almost unlistenable.