unresolved       
adjective  formal uk/ˌʌn.rɪˈzɒlvd/ us/ˌʌn.rɪˈzɑːlvd/
 (问题或困难)未解决的,未克服的
If a problem or difficulty is unresolved, it is not solved or ended.
  The question of contracts remains unresolved. 合同问题依然没有得到解决。 
 Compare: unsolved
 
英汉双解词典收录81607条英汉双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。