資料來源 : pyDict

可回復的,應歸還的

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Revertible \Re*vert"i*ble\, a.
   Capable of, or admitting of, reverting or being reverted; as,
   a revertible estate.

資料來源 : WordNet®

revertible
     adj : to be returned to the former owner or that owner's heirs