duplication是什么意思 duplication的用法 duplication怎么读

duplication

英 [djuːplɪ'keɪʃn]美 [,djʊplɪ'keʃən]

n. 复制；副本；成倍

星级词汇:★

英语词源

duplication (n.)

early 15c., "doubling," from Middle French duplicacion

(13c.) and directly from Latin duplicationem (nominative duplicatio), noun of action from past participle stem of duplicare (see duplicate (adj.)). Meaning "repetition" is from 1580s.

权威例句

1. Try to avoid wasteful duplication of effort.

尽量避免无用的重复劳动。

2. Duties have been reassigned to avoid wasteful duplication of work.

为避免重复劳动浪费资源,任务已经重新分派.

3. We will attempt to avoid duplication by appropriate cross references.

将用适当的前后对照的方法来避免重复.

4. Duplication of bands in this region is also shown by trifluoropropyne and perfluoro 2 - butene.

三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.

5. In addition to being wasteful, duplication may be inconvenient and irritating to consumers.

重复投资不仅造成浪费, 也会给消费者带来不便和激起不满.

[ duplication 造句 ]