I would say that's about it as far as I can remember.

这就是我能记得的事情了。

I never learned anything about Vietnam, as far as I can remember, in school.

就我记忆所及，我在学校时对越南一无所知。

As far as I can remember, yeah.

按我的记忆，是的。

I think that's it, I mean, as far as I can remember.

我想就是这样，我的意思是，据我所知。

No one got drunk as far as I can remember.

【remember】我记得当时没有人喝醉酒。

There weren’t any buildings there at all, as far as I can remember.

【far】据我所记得的，那里没有任何建筑。

As far as I can remember, you've always been a strong person. What can you do to deal with them?

在我记忆中，你一直是个强大的人。你能做些什么来对付他们?