An administrator may start to enter an order but then see immediately that a salesperson already did-eliminating duplicative efforts .

一个管理人员可能打算下达一个订单，但是他很快发现有一个销售人员已经完成这个任务－这样就消除了重复劳动。

Scientists offer a few theories as to why duplicative results may be so elusive .

科学家们提出几项理论来解释重现试验结果为何如此之难。

" I think the more important step should be to restrain the handsets with the duplicative codes in the network , but this is often complicated and hard to do , " he said .

她表示：“我认为，更重要的一步应当是限制拥有复制识别码的手机入网，但这通常相当复杂，也难以操作。”

For too long , the federal government allowed the american people 's hard-earned tax dollars to fund ineffective and duplicative projects , failing to leverage advances in technology to achieve savings .

长久以来，联邦政府都把美国纳税人艰辛劳动所得毫无效率的投资到了一些重复建设的项目上，这么做并没有通过在技术层面获得突破而实现储蓄盈余。

Livingston said the software also has increased office efficiency and cut costs by eliminating time-consuming practices and duplicative testing .

利文斯顿医生说，这种软件还可以提高诊所效率，通过取消费时的程序和重复化验而降低成本。