unpromising       
adjective uk/ʌnˈprɒm.ɪ.sɪŋ/ us/ʌnˈprɑː.mɪ.sɪŋ/
 前景不妙的;没希望的
Something that is unpromising does not show any signs that it will be enjoyable or successful.
  The car broke down, which was an unpromising start to the holiday. 汽车坏了,这个假期刚一开始就前景不妙。