replacement

柯林斯詞典

1. N-UNCOUNT If you refer to the replacement of one thing by another, you mean that the second thing takes the place of the first. 代替; 取代; 更換[with supp]
...the replacement of damaged or lost books. …受損或遺失書(shū)籍的更換。
2. N-COUNT Someone who takes someone else's place in an organization, government, or team can be referred to as their replacement. 接替者
Taylor has nominated Adams as his replacement. 泰勒已經(jīng)提名亞當(dāng)斯為接替者。

If the product doesn't work , you are given the choice of a refund or a replacement.
Our babysitter's just moved away, so we're asking around for a replacement.
He raged at us for forgetting to order a replacement.
The hardest part will be to find a replacement.
We had to send off to Ireland for a replacement part .