The die was now cast.

现在木已成舟。

youdao

The die is cast.

已成定局， 无可挽回。

《新英汉大辞典》

The die was cast (thrown) and now or tomorrow the issue must be the same.

反正木已成舟，今天说穿和明天说穿还不是一样。

youdao

The Foundation says seven thousand people die in parts of Africa every day from conditions resulting from the disease AIDS.

VOA: special.2009.02.10

Because the child who is dying because you are not treating the child might die slowly over days or weeks depending on the child's condition, obviously.

如果让这个孩子,由于放弃治疗而死去,他可能会在几天甚至几周内慢慢死去,当然要看孩子自身的身体情况。

普林斯顿公开课 - 人性课程节选

Or, more generally, we'll worry about how should the fact that I'm going to die affect the way I live?

或者，更通俗的说，我们会担心我将死去这个事实,如何影响我的生活方式？

耶鲁公开课 - 死亡课程节选

The die-hard optimists also think Bonn will keep Japanese support for the treaty intact.

BBC: Climate talks 'going backwards'

The die was cast for Kinmonth as a polymath when he was just a boy.

WSJ: The Ecstasy of Influence | Innovator of the Year 2012 Design

But I simply think that for Nokia and Research In Motion, the die has been cast.

FORBES: Hope Springs Eternal: RIM, Nokia Rally; iPhone 5 Looms