She realized her mistake and tried to recall her decision, but it was then too late.

她认识到自己的错误，想撤销决定，可是为时已经太晚了。

youdao

This event had at last been despaired of, but it was then too late to be saving. Mrs.

她根本不知道他们有多少收入，也从来没有考虑到这一点。

youdao

In the evening it would be too late to see them, for they always shut their little eyes by then.

到了晚上，太晚就看不见它们了，因为那时它们总是闭着小眼睛。

youdao

Then the summer ended and it was too late.

VOA: special.2010.01.30

So you're clobbering the value of X and then you can't get back X's value because it's too late.

所以你们清除了X的值,然后你们不能找回X的值了，因为太晚了。

哈佛公开课 - 计算机科学课程节选

By then,however,it was too late.

VOA: special.2010.05.31

Now in more recent years, they've tried to move up to March, but even then was too late.

NPR: The Impact of California's Early Primary

He apologised, and won some useful support, but by then it was too late.

ECONOMIST: Baltimore��s election

The National Front was ended in 1974 after Pastrana senior's administration, but by then it was too late.

BBC: Analysis: New order in Colombia's politics