For instance, new technologies that are building upon existing technology have not found their footing well enough to appeal to a mass audience.

例如，建立在现有技术基础上的新技术还没有建立足够的基础来吸引大众。

youdao

We have not found a substitute for him.

我们还没有找到一个代替他的人。

youdao

I certainly have not found a comparable way to get my ideas out.

的确，我还没有发现一个可以与当，能更好传播我的理念的途径。

youdao

"I followed your advice," he said. "But I still have not found the letter."

VOA: special.2009.12.26

We have not yet found them all, Lords and Commons, nor ever shall do, till her Master's second coming.

我们还有找到这些碎片，上帝和普通人，我们也不会去找，知道她的主人第二次来。

耶鲁公开课 - 弥尔顿课程节选

By the way, some of it were not pleasant; the cultural wars I found very unpleasant, although it may have been the most important kinds of thing I did.

顺便说一下，这个经历并不是一直很愉快;,我自己不怎么喜欢文化论战，虽然,我最重要的工作很可能是在那个时期。

普林斯顿公开课 - 人性课程节选

So far, a number of epidemiological studies have not found evidence that they do.

ECONOMIST: Scientific justice

Both Mr Hathaway and Mr Austin were made redundant and have not found work since.

BBC: Location seals factories' fates

Massive and expensive, most wind and sun-powered innovations have not found a cost-effective way to penetrate those markets.

FORBES: Social Enterprise Spotlight: Portable Solar Lighting