没有确凿的证据。
这项研究缺乏确凿的证据，因此，其结论值得怀疑。
The research lacks solid evidence, and therefore, its conclusions are doubtful.
有确凿的证据证明不管有多冷他们都住在这些洞穴里。
There is solid evidence that they lived in these caves, regardless of the cold.
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.
我们没有确凿的证据支持这个论点。
我们没有任何确凿的证据。
他想要更多确凿的证据。
自然规律是绝对确凿的。
这是简单确凿的事实。
没有任何确凿的证据支持经济衰退已真正结束的断言。
There is no concrete evidence to support assertions that the recession is truly over.
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.
他仍坚持认为自己没有做错，尽管有确凿的证据证明他做错了。
He continued to maintain that he did nothing wrong, despite clear evidence to the contrary.
当然，计算机模拟并不能代替确凿的证据。
Of course, computer simulations are not a substitute for hard evidence.
有确凿的证据表明，教师的工作效率存在巨大差异。
There's solid evidence that there are huge differences in the effectiveness of teachers.
科学家们称这种化合物可能致癌，但是并没有确凿的科学依据。
Scientists say the compound is likely to cause cancer but have no hard scientific proof.
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".
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.
但有一些事是确凿的。
这些都是损益账户上确凿的数据。
These are hard Numbers that have been baked into the Profit and Loss Account.
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.
但是证据是确凿的。
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.
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.
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