No final conclusion has yet been reached on this matter.

这个问题尚无定论。

《新英汉大辞典》

In academic circles, the problem on Sang Hongyang s involving himself in King of Yans rebellion has no final conclusion.

对桑弘羊参与燕王谋反问题，学术界迄今尚无定论。

youdao

BACKGROUND: There is no final conclusion addressing atherosclerosis cause, but it is related with stress changes of blood flow in vessels.

背景：动脉粥样硬化的起因尚无定论，但和血管血流时的应力变化有关。

youdao

But no one, in the final analysis, quarrels with the conclusion that the goal of these techniques was to induce someone to reveal information that he would have preferred keeping to himself.

NPR: The Torture Debate Is Not Yet Over