我听说过它，但从未真正看过。

I've heard of it, but never actually watched it.

youdao

这本书去到了那些读过但从未经历过战争的孩子们的手中，也进入了他们的内心。

It found its way into the hands and hearts of children who had read about but never experienced war.

youdao

事实上在20世纪90年代，美国空军曾考虑过该方法，但从未付诸行动。

In fact, in the 1990's, the Air Force studied the idea, but never acted on it.

youdao

Unfortunately, I've never taken a course in it, but I've started reading it lately out of just my broad intellectual interest.

遗憾的是,我从未上过有机化学课,但我最近开始读一些相关的书,这是我广泛爱好中的一种

耶鲁公开课 - 金融市场课程节选

But you haven't done it with the kind of discipline and rigor that we're looking for here.

但你们从未在严苛的纪律下做过,我们在这里要的就是这种严苛。

耶鲁公开课 - 死亡课程节选

Aren't there people who weren't born within a culture and grew up and who never really spoke a language though they were physically normal?

存不存在这样一种人,他们在一种文化下出生和成长,但却从未说过一种语言,尽管他们在生理上是正常的

耶鲁公开课 - 心理学导论课程节选