inconclusive
🇺🇸
/ˌɪnkənˈkluːsɪv/
🇬🇧
/ˌɪnkənˈkluːsɪv/
not providing a clear answer or result
The investigation was inconclusive, leaving many questions unanswered.
調查結果不確定,留下許多未解之謎。