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.

youdao

他让大家注意，尚缺乏确凿的证据。

He drew attention to the absence of definite proof.

youdao

尽管有人声称古代在太空人，见过不明飞行物，然而却缺乏确凿的证据证明过去有其他文明世界的人来过地球。

Despite claims about ancient astronauts and unidentified flying objects, there is no firm evidence for past visitation of the Earth by other civilizations.

youdao

在缺乏确凿证据的情况下你怎能说他谋杀了邻居。

How can you tell he has murdered his neighbor in the absence of any specific proof?

youdao

在缺乏确凿证据的情况下你怎能说他谋杀了邻居？

In the absence of How can you tell he has murdered his neighbor in the absence of any specific proof?

youdao

在缺乏确凿证据的情况下你怎能说他谋杀了邻居？

In the absence of How can you tell he has murdered his neighbor in the absence of any specific proof?

youdao