The die is cast.

已成定局， 无可挽回。

《新英汉大辞典》

Your choice cannot be dependent on the results you anticipate or hope for, because you will not know those results till after the die is cast.

你不能以你预料或期望的结果为基础做选择，因为你只有在一切都已成定局时才能知道结果。

youdao

Your choice cannot be dependent on the results you anticipate or hope for, because you will not know those results till after the die is cast.

你不能以你预料或期望的结果为基础做选择，因为你只有在一切都已成定局时才能知道结果。

youdao