redeem a bill

例句：

1. 1. The company has redeemed its promiseby delivering the goods on time.
   该公司兑现了承诺，按时交付了货物。
2. 2. Heredeemed his mistake by admitting hisfault.
   他承认错误后挽回了局面。
3. 3.The old man redeemed his life withhard work and determination.
   这位老人通过努力和决心改变了自己的命运。