He refused to rule out the possibility of a tax increase.

他拒绝排除增税的可能性。

《牛津词典》

We cannot rule out the possibility that climate change is not the result of human activities.

我们不能排除这一可能性，那就是气候变化不是人类活动导致的结果。

youdao

Don't rule out the possibility that this will happen again.

别排除这种事情会再次发生的可能性。

youdao

But they could not rule out the possibility of a smaller effect similar to that seen earlier for strokes.

VOA: special.2009.03.18

Now,what I've been arguing is that,logically speaking, even if you are a physicalist, that doesn't rule out the possibility of survival.

我现在要说的就是，逻辑上讲，即便你是物理主义者，也无法排除生存的可能性。

耶鲁公开课 - 死亡课程节选

So even if it does turn out that you can't have free will and determinism, that doesn't rule out the possibility that we are purely physical objects, because not all purely physical systems are subject to determinism.

因此即使最终证实,你不能同时拥有自由意志和遵从决定论,也不能排除我们是纯粹,物理实体的可能性,因为并不是所有的纯粹物理系统,都遵从决定论

耶鲁公开课 - 死亡课程节选

However, in an answer to reporters' questions, he refused to rule out the possibility.

BBC: IRA urged to move on weapons

Deby did not rule out the possibility of his country's troops returning under a U.N. mandate.

NPR: Chad's Leader: Troops To Leave Mali Guerrilla War

They wanted the White House to rule out the possibility of them happening altogether.

NPR: Senator Uses Old-Style Filibuster On CIA Nominee