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》

Physical and eye examinations, with special attention to cardiac and blood-pressure problems, should be performed annually to rule out serious medical conditions.

每年应进行身体和眼睛检查，特别注意心脏和血压问题，以排除严重的疾病。

youdao

She refused to rule out speculation that this was General Younes.

有猜测指这人就是尤尼斯将军，对此她拒绝加以排除。

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

Good. To rule out the second slice, I need to be rational myself, and I need to know that others are rational.

要剔除46到67的数,不仅首先自己要是理性的,而且也要知道别人也是理性的

耶鲁公开课 - 博弈论课程节选

Then we were able to rule out 46 and above.

那我们也能剔除46及以上的数

耶鲁公开课 - 博弈论课程节选

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

BBC: IRA urged to move on weapons

Lead singer Paul Weller appeared to rule out a possible reunion earlier this year.

BBC: Quiz of the week's news

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

NPR: Senator Uses Old-Style Filibuster On CIA Nominee