柯林斯詞典duplication /?dju?pl??ke???n/ 1. N-UNCOUNT If you say that there has been duplication of something, you mean that someone has done a task unnecessarily because it has already been done before. 重復(fù) There could be a serious loss of efficiency through unnecessary duplication of resources. 不必要的資源重復(fù)會(huì)導(dǎo)致嚴(yán)重的效率損耗。 返回 duplication劍橋詞典the act or process of making an exact copy of something 復(fù)制，拷貝 Duplication of certain chromosomes can lead to abnormalities . 返回 duplication