un·par·don·a·ble /ʌnˈpɑːdnəbəl $ -ˈpɑːr-/ adjectiveadj formal FORGIVE#unpardonable behaviour is completely unacceptable 不可宽恕的,不可原谅的 SYN unforgivable an unpardonable offence 不可饶恕的罪行
—unpardonably adverbadv
unpardonable• That would be seen by many as an unpardonable failure that disqualifies him from having a second run.• To some it is even the ultimate treason against faith, the unpardonable sin.