redeemable [rɪˈdiːməbl]

例句:

• These vouchers are redeemable against any future purchase.
  这些优惠券将来购物均可使用。
  
• Their full catalogue costs $5, redeemable against a first order.
  他们的完整目录售价5美元，第一次订购时可返还这5美元。
  
• It should resemble the dollar, including in value, but it would be non-redeemable and non-exchangeable.
  来自WSJ
• The bonds are redeemable by annual drawings.
  公债每年抽签偿还.
  
• The best deals usually involve so-called bonus points, which are redeemable for travel, merchandise and even cash.
  来自WSJ
• It is redeemable after a given period, seven years perhaps, when you get your initial money back.
  来自THETIMES