unanswerable
Word family noununanswerablenessadjectiveunanswerableadverbunanswerably
un·an·swer·a·ble /ʌnˈɑːnsərəbəl $ ʌnˈæn-/ adjectiveadj 2 TRUEdefinitely true and therefore impossible to argue against 无可辩驳的 The case (=reasons for doing something) for better public transport is unanswerable. 要求改善公共交通的理由是无可争辩的。