Do not do the duplication of work.

不要做重复的工作。

A duplication of the species' DNA is kept in the laboratory.

该物种的DNA副本保存在实验室里。

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。

There could be a serious loss of efficiency through unnecessary duplication of resources.

不必要的资源重复会导致严重的效率损耗。

These paralogous genes have arisen by repeated duplication of an ancestral gene.

这些平行进化同源基因是通过重复复制祖先基因而产生的。

CPD reports code duplication.

CPD报告代码重复。

Avoid duplication of effort.

避免重复工作。

Tag duplication is allowed.

允许复制标签。