但现在来看，那些日子一去不复返了。

But for now, those days are over.

youdao

而有了这些新的标签之后，从理论上来说，那些日子一去不复返了。

With these new tags, those days are, in theory, over.

youdao

而有了这些新的标签之后，从理论上来说，那些日子一去不复返了。

With these new tags, those days are, in theory, over.

youdao