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.
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.
没有确凿证据可以证实这些指控。
No independent evidence has emerged to corroborate these accusations.
若没有确凿证据不要假定。
围绕这个看法令人惊奇的是竟没有确凿证据。
There is surprisingly little hard evidence around on this point.
在没有确凿证据的情况下，这个案子让控告方觉得很棘手。
Without solid evidence, the case is quite tricky for the prosecutors.
两位作者提出的理论并没有确凿证据，只是小心地记录在传记的附录处。
There is no hard evidence for this theory, and it is laid out, discreetly, in an appendix to this biography.
两位作者提出的理论并没有确凿证据，只是小心地记录在传记的附录处。
There is no hard evidence for this theory, and it is laid out, discreetly, in an appendix to this biography .
1970年以来，医生们常规听取胎儿心音，尽管没有确凿证据表明这有什么好处。
Since the 1970s, doctors have routinely listened to fetal heartbeats despite no real evidence that it did any good.
他表示，没有确凿证据表明隆胸病人中发现的淋巴瘤比起常见类型的淋巴瘤更具杀伤性。
He said there was some evidence, though not conclusive, that the form of this lymphoma found in implant patients was less aggressive than the usual type.
在雅典，他的朋友们坐在一起闲聊时总会谈到他是多么“不幸”，因为警察在没有确凿证据的情况下把他关进了监狱。
All his friends sat around in Athens talking about how "unlucky" he was, since the police threw him in jail with no real evidence.
换言之，对于适当使用手机(研究中指使用时间一天不超过半小时)的用户，没有确凿证据可证明使用手机和患脑癌之间存在关系。
In other words, there was no smoking gun found that links moderate cell phone use, defined in the study as under a half hour a day, with brain cancer.
在白宫，领导这一事件调查工作的布伦南对美国广播公司的“本周”节目说，我们已经有了关于这名嫌疑人的一些情报，但是还没有确凿证据。
Brennan - who is leading a White House investigation into the incident - told ABC's This Week there were bits and pieces of information about the suspect, but no definitive evidence.
她的律师们声称没有任何发生过谋杀的确凿证据。
Her attorneys claim there is no conclusive evidence that any murders took place.
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.
尽管还没有有关多元宇宙的确凿证据，理论学家们还是在不停地揣摩它们。
Although there is no evidence for these multiverses, that has not stopped theorists from speculating about them.
但事实真相是并没有足够的确凿证据能证明这些东西真的有用。
But the truth is there's not enough hard evidence that any of these things really work.
该机构于11月8日发布的报告表示了很多怀疑但是没有提供确凿证据，即便如此该报告仍然成为一个分水岭。
A report it published on November 8th still falls just short of that proof, but nonetheless marks a watershed.
我看到和感受到他们所有的时间，但我从来没有发现确凿证据，直至现在。
I see and feel them all the time, but I have never caught firm evidence until now.
如果移动电话对健康有威胁，早期的移动电话应该更可能引起疾病，但科学家们没有发现这方面的确凿证据。
If there were health dangers from mobiles phones, they would be more likely to result from the earlier models but the scientists found no evidence of it.
尽管还没有“确凿证据”，只能怀疑伊朗正在研制核武器，但是12页附录收集的证据除了这样解释外很难给出其他解释。
Although no "smoking gun" proves beyond doubt that Iran is developing nuclear weapons, the evidence gathered in a 12-page annex is hard to interpret in any other way.
迄今为止还没有它被破坏的确凿证据。
警方没有掌握对她不利的确凿证据。
在没有像牙齿或骨骼之类的确凿证据情况下，其佐证就只有目击者目击和模糊不清的照片和影像。
In the absence of hard evidence like teeth or bones, support comes down to eyewitness sightings and ambiguous photos and films.
在没有像牙齿或骨骼之类的确凿证据情况下，其佐证就只有目击者目击和模糊不清的照片和影像。
In the absence of hard evidence like teeth or bones, support comes down to eyewitness sightings and ambiguous photos and films.
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