Some scientists don't deny the existence of aliens, but further evidence is still needed to confirm it.

一些科学家并不否认外星人的存在，但是需要进一步的证据来证实。

youdao

We don't have any evidence ourselves at the moment to confirm or deny that.

我们目前没有任何证据确认或法定这种说法。

youdao

New evidence appears to confirm that the ancient creatures were endothermic, or warm-blooded, like their modern descendants - birds.

最新证据证实，恐龙这种远古生物跟它的现代后裔鸟类一样，都是温血动物。

youdao

Others say the evidence is important, but that more evidence is needed to confirm the theory.

VOA: special.2009.01.20

While Eleanor Johnson believes there is a strong connection between widespread mistakes in writing and Internet usage, she concedes that the scientific evidence might not exist yet to confirm her suspicions.

VOA: standard.2010.01.16

The BBC has not been able to confirm whether the evidence relates to this particular mobile.

BBC: Phone hacking: MPs vote not to recall James Murdoch

"Evidence from this and previous years' Sharkatags seems to confirm the anecdotal evidence that tope numbers are continuing to fall on an annual basis, " he said.

BBC: Tope shark

While I have not yet seen the signs to confirm that the market has bottomed, there is evidence that the worst of the selling is likely over.

FORBES: The Week Ahead: Don't Relax Quite Yet