This is very similar to pure research projects, where many different paths towards a solution are tried and abandoned before a successful path can be found.

这同纯粹的研究项目非常相似，在获得成功之前，许多种不同的方法被尝试并且被抛弃。

youdao

I have often found this to be necessary at the beginning of projects or working out which enhancements deserve further investigation and which should be abandoned straight away.

我发现通常这种方法在项目初期是必要的，对找出那些增强点值得继续调研哪些应该立刻放弃也是必要的。

youdao

When Sam [not his real name] found out that his pregnant wife was HIV-positive, he abandoned her, thinking that it was inevitable that their baby would be born with HIV.

当Sam[虚构的名子]发现他怀孕的妻子为艾滋病毒阳性，他抛弃了她，因为认为婴儿出生时肯定会携带艾滋病毒。

youdao

Where were the cites to studies about the fate of women who abandoned careers for home and family, only to be later abandoned physically and economically by their husbands who found younger more attractive women -- at work.

FORBES: Magazine Article

It revealed that between April 2007 and August 2010, 240 drugs tests had to be abandoned because testers turned up at training grounds and found players were not there.

BBC: Scunthorpe United explain drugs test abandonments

English Heritage, who advised the on the listing, said Peter "appeared to be in his early teens" when he was found in Hertswold forest, apparently abandoned.

BBC: Peter the Wild Boy grave gets Grade II listing