But CDC officials say there is no clear evidence they work.

但是疾病预防控制中心的官员说，没有明确的证据表明它们起作用。

These schlieren images are clear evidence that masks are effective.

这些纹影法图像证明了口罩是有效的。

But there has been no clear evidence Mars also experienced dry periods.

但目前还没有明确的证据表明火星也经历过干旱时期。

We have had clear evidence of the great impact of this program.

关于这一项目的影响， 我们有很明确的证据。

There is also not clear evidence of widespread public health effects.

也没有明确的证据表明存在广泛的公共卫生影响。

Two showed clear evidence of the mRNA having entered their cells. One did not.

其中两只显示出mRNA已经进入细胞的明确证据。一只没有显示。

Voting rights activists say they see clear evidence of discrimination in these new voting laws.

投票权活动人士表示，他们在各州的新投票法中看到了明显的歧视。

The debris from an avalanche is clear evidence that this slope is still dangerously unstable.

雪崩肆虐后的残骸清楚地表明这片山坡仍然非常不稳定。

If Biden were to win the presidency, seems to be clear, pretty clear evidence of fraud. We're all skewed, right?

如果拜登赢得总统大选，那这里面肯定有耍手段的证据。我们都是偏执狂，对吧？

The SMM continues to identify clear and continuing evidence of Russia's direct involvement with Russian-separatist forces.

特别监察组织（SMM）继续确认俄罗斯与其分离主义势力直接接触的确凿证据。

The crushed remains of four Raptors is clear evidence that Tenontosaurus hadn't given in straight away.

四头迅猛龙被压碎的遗骸就是明确的证据，这些腱龙是有办法对抗攻击的。

During the talk, the 43rd president said " There is pretty clear evidence that the Russians meddled."

在讲话中，第43任美国总统表示有明确证据证明俄罗斯干预大选。

The experts also said there is less clear evidence of a benefit for those in their 50s.

专家们还表示，目前还没有明确的证据表明，服用阿司匹林对50多岁的人有好处。

This is pretty clear evidence that the environment was not only changing, it was changing very rapidly.

这是很明确的证据，表明环境不仅在改变而且在急速改变。

" There's clear evidence from the volcanic rocks of a major excursion happening at about 795,000 years ago."

“来自火山岩的明确证据表明，磁极在大约79。5万年前发生过一次大偏移。”

Gulick noted that the study provides clear evidence that the dinosaurs did not die from the asteroid impact.

古利克表示，这项研究提供了明确的证据，证明恐龙并不是死于小行星撞击。

The President Cyril Ramaphosa said there was a clear evidence the restrictions were already limiting the spread of covid-19.

总统西里尔·拉马福萨表示，有明确的证据表明限制性措施已经在抑制新冠病毒的传播。

He said the new information does not provide clear evidence that the impact had long-lasting effects on world climate.

他说，新的信息没有提供明确的证据表明这种影响对世界气候有持久的影响。

But this discovery would reveal the first clear evidence of dinosaur cannibalism ever found in the prehistoric world.

不过这个发现揭示了有史以来第一个史前世界里恐龙同类相食的清晰证据。

Even doctors who actually dissected human cadavers would bafflingly repeat Galen's mistakes, despite seeing clear evidence to the contrary.

就算是真正解剖人类尸体的医生也会莫名其妙地重复盖伦的错误，即使看到明确的相反证据。