英汉词典

1. 替代;替换;取代
    If you refer to the replacement of one thing by another, you mean that the second thing takes the place of the first.

    e.g. ...the replacement of damaged or lost books.
           受损或丢失图书的更换或补充

2. 替补(成员或队员)；接替者
    Someone who takes someone else's place in an organization, government, or team can be referred to as their replacement .

    e.g. Taylor has nominated Adams as his replacement...
           泰勒提名亚当斯接替他。
    e.g. The 18-year-old made his debut last week as a replacement for the injured Gordon Durie.
           这个18岁选手作为受伤的戈登·迪里的替补在上周首次出场。