DICT.TW Dictionary Taiwan

 ir·re·deem·able /ˌɪrɪˈdiməbəl/
 (a.)不能贖回的

 Ir·re·deem·a·ble a. Not redeemable; that can not be redeemed; not payable in gold or silver, as a bond; -- used especially of such government notes, issued as currency, as are not convertible into coin at the pleasure of the holder. -- Ir*re*deem*a*ble*ness, adv.
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 irredeemable
      adj 1: insusceptible of reform; "vicious irreclaimable boys";
             "irredeemable sinners" [syn: irreclaimable, unredeemable,
              unreformable]
      2: (of paper money) not convertible into coin at the pleasure
         of the holder