不明确

The evidence from bacteriologic analysis was equivocal.

这一细菌学分析的证据是明确的。

The sense of the word is not clear.

这个词的意义明确。

When you are befogged ,it is impossible to have a clear judgement.

当你睡得迷迷糊糊的时候，有明确的判。

But diffeomorphism invariant theory leaves some problems to be explained, and the meanings of spacetime and physical theory are still in question.

但微分同胚论存在需要解释的问题，空时及物论的意义仍明确。