inconclusive
🇺🇸
/ˌɪnkənˈkluːsɪv/
🇬🇧
/ˌɪnkənˈkluːsɪv/
not providing a clear answer or result
The investigation was inconclusive, leaving many questions unanswered.
调查结果不确定,留下许多未解之谜。