虽然已有研究表明丙烯酰胺会造成小鼠神经损伤，但是并没有确凿的证据表明它会使人患癌。
While studies have shown that acrylamide can cause neurological damage in mice, there is no conclusive evidence that it causes cancer in humans.
一项新的研究未能找到任何确凿的证据证明生活方式的改变可以防止老年人的认知能力下降。
A new study has failed to find any conclusive evidence that lifestyle changes can prevent cognitive decline in older adults.
如果我们鼓励我们的年轻人对未来充满信心，并为他们的信念提供确凿的证据，我们就会发现犯罪和贫困都将减少到可控的程度。
If we encourage our young people to believe in the future, and give them solid evidence for believing we'll find both crime and poverty shrinking to manageable proportions.
此案因缺乏确凿证据而不予受理。
The case was dismissed in the absence of any definite proof.
我们没有任何确凿的证据。
回头客越来越多–一个我们做得对的确凿迹象。
Guests are returning in increasing numbers – a sure sign that we are on the right track.
没有确凿证据表明摄入维生素A会导致先天缺陷。
There was no positive evidence that any birth defects had arisen as a result of Vitamin A intake.
她就自己在短时间内的联络给了我一个确凿的大事记。
She gave him a factual account of the chronology of her brief liaison.
在其它方面还没有找到能证明他参与此非法交易的确凿证据。
The search for other kinds of evidence tying him to trafficking has not produced a smoking gun.
除非有确凿的考古证据支持，否则我们应谨慎对待给出的迁徙日期。
Dates given for the migrations should nevertheless be treated with caution, except where supported by hard archaeological evidence.
但科学家们周一发布了一份报告，用确凿的证据证明了“丢失的狮子”的发现。
But scientists released a report Monday documenting, with hard evidence, the discovery of "lost lions".
科学家们于周一发布了一份报告，该报告附有“消失的狮子”被发现的确凿证据。
Scientists released a report Monday documenting, with hard evidence, the discovery of "lost lions".
由于引入了非本地的捕食者和病原体，已经有许多本土物种灭绝的记录，证据确凿。
There have been numerous well-documented extinctions of indigenous species caused by the introduction of non-indigenous predators and pathogens.
瑞士人对待道路规则十分认真，仅仅因为道听途说而无需确凿证据，一个司机就会被要求到庭并被控超速，之后这名司机很可能被判有罪。
The Swiss take their rules of the road so seriously that a driver can be ordered to appear in court and charged for speeding on hearsay alone, and very likely found guilty.
芭芭拉·哈格蒂在她的新书《重新设想生活》中写道：“事实上，除了几十年前进行的一些小规模试点研究外，几乎没有确凿证据证明中年危机的存在。”
"In fact, there is almost no hard evidence for midlife crisis other than a few small pilot studies conducted decades ago," Barbara Hagerty writes in her new book, Life Reimagined.
谷歌正在开发微博客搜索引擎这一说法的证据并不确凿。
This is not proof-positive that Google is developing a microblogging search engine.
这种事不会发生，因为“恒星年（由365又1/4天所组成）是十一进制的”这一事实是确凿无疑的。
With its decidedly undecimal sidereal year of 365-and-a-quarter days, that is just not going to happen.
没有确凿证据可以证实这些指控。
No independent evidence has emerged to corroborate these accusations.
缺少确凿证据激起了这次针对公司治理的论战。
A lack of conclusive evidence has fuelled the controversy over corporate governance.
但是由于证据不确凿，他们将被冠上嫌疑犯的罪名。
But as the evidence was not conclusive, they were going to be given the benefit of the doubt.
他否认这些指控，因为似乎没有确凿的证据。
He denies these allegations, for which there appears to be no hard evidence.
利伟诚则说他们“极为不当”之举证据确凿，不容辩驳。
Mr Liveris says that the evidence of their “highly inappropriate” behaviour was “irrefutable”.
不过我得仔细算了以后才能告诉你确凿的数字。
But I've got to do a detailed calculation before I can give you an exact number.
然而，银行监管机构在行动之前等候对抗危险的确凿证据。
Yet banking regulators wait for conclusive proof of danger ahead before they act.
确实，她现在说她要起诉被骚扰了，并且证据确凿。
Indeed, she now says she intends to Sue for harassment, and justifiably.
研究人员得出结论，两者关联的证据是确凿存在的。
Evidence for the link was unequivocal, the researchers concluded.
由于没有确凿的证据，这个理论被弃置了大约40年。
This theory had lay dormant for about 40 years, though, without any supporting evidence.
警方正在进行调查，我们会尽快获得更加确凿的信息。
The police are going through it, and we will come back with more concrete information as soon as we can.
如今，还没有确凿的证据表面火星表面有液体的水存在。
Mars has not yet yielded definitive evidence of liquid water active on its surface today.
如今，还没有确凿的证据表面火星表面有液体的水存在。
Mars has not yet yielded definitive evidence of liquid water active on its surface today.
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