1
redeem sth (for sth)
You can redeem these vouchers for a free meal.
你可以用这些代金券兑换一顿免费餐。
赎回，挽回，恢复，偿还，补偿；履行（契约），买回，赎回
redeems — third person singular of redeem
先理解核心含义，再看它在真实句子里的用法。
赎回，挽回，恢复，偿还，补偿；履行（契约），买回，赎回
to restore the honor or worth of; to turn in (vouchers or coupons) and receive something in exchange; to pay off (loans or promissory notes); to convert into cash
You can redeem these vouchers for a free meal.
你可以用这些代金券兑换一顿免费餐。
赎回,买回
To recover ownership of something by buying it back.
支付赎金解救
To liberate by payment of a ransom.
用武力解救
To set free by force.
拯救,挽救
To save, rescue.
redeem
Base
原形
redeems
3rd person
第三人称单数
redeeming
-ing
现在分词
redeemed
Past
过去式
redeemed
Past participle
过去分词
She redeems her coupons at the store.
她在商店兑换她的优惠券。
He redeemed his watch from the pawn shop yesterday.
他昨天从当铺赎回了他的手表。
They have redeemed their honor through hard work.
他们通过努力工作挽回了荣誉。
规则动词，过去式和过去分词加-ed。
She redeemed her coupon for a free meal at the restaurant.
她用优惠券在餐厅兑换了一顿免费餐。
He redeemed the gift card to buy a new game.
他使用礼品卡兑换买了一款新游戏。
You can redeem your points for flights or hotel stays.
你可以用积分兑换航班或酒店住宿。
You can redeem these vouchers for a free meal.
你可以用这些代金券兑换一顿免费餐。
He tried to redeem himself by apologizing publicly.
他试图通过公开道歉来挽回自己的声誉。
The company redeemed its debt ahead of schedule.
公司提前偿还了债务。
Her speech redeemed what had been a terrible evening.
她的演讲挽回了那个原本糟糕的夜晚。
Not this
She redeemed her voucher to a free meal.
Use this
She redeemed her voucher for a free meal.
表示“兑换”时，redeem后搭配介词for引出所换得的物品或服务，不能用to。
Not this
After the scandal, he tried to redeem by volunteering.
Use this
After the scandal, he tried to redeem himself by volunteering.
redeem作“挽回名誉”解时是及物动词，必须带宾语；若宾语就是主语自身，须用反身代词。
Not this
I will redemption my coupon.
Use this
I will redeem my coupon.
redemption是名词，动词是redeem；应使用动词形式。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
偿还债务
He worked hard to redeem his debt within a year.
他努力工作，一年内偿还了债务。
兑换代金券
You can redeem this voucher at any participating store.
你可以在任何参与活动的商店兑换这张代金券。
挽回声誉，弥补过错
She tried to redeem herself by admitting her mistake.
她试图通过承认错误来挽回声誉。
偿还贷款
They plan to redeem the loan by the end of the year.
他们计划在年底前偿还贷款。
履行诺言
The president failed to redeem his campaign promises.
总统未能履行他的竞选承诺。
赎回抵押
After saving money, they were able to redeem the mortgage.
存够钱后，他们终于赎回了抵押品。
挽回声誉；弥补过失
He made a mistake but tried to redeem himself by working harder.
他犯了个错误，但通过更努力工作来试图挽回自己的声誉。
履行诺言
She finally redeemed her promise to take the kids to the zoo.
她终于履行了带孩子们去动物园的诺言。
珍惜时光；善用时间
We must redeem the time because the days are evil.
我们必须珍惜时光，因为日子邪恶。
Use redeems naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
将 redeem 拆解为 re (再) + deem (认为)，想象“再次认为它值得，所以赎回”。
语域：formal 常见场景：finance、religion、retail “redeem”多用于正式场合，如金融、宗教或道德语境，但在日常兑换优惠券或挽回声誉时也较常见，因此具体语境下可中性或正式。
All listed words share the /iːm/ sound with 'redeem' and thus rhyme. Beware of lookalikes like 'remedy' which have different pronunciation.
Dictionary facts from ECDICT, WIKTIONARY.