资料来源 : pyDict

不可原谅的,不可宽恕的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Unpardonable \Un*par"don*a*ble\, a.
   Not admitting of pardon or forgiveness; inexcusable.

资料来源 : WordNet®

unpardonable
     adj : not admitting of pardon; "unpardonable behavior" [ant: {pardonable}]