那是好久以前。

That was a long time ago.

It was a long time ago.

That was ages ago.

Source: Tatoeba

Sentence Composition

=1 那是 nàshi
  1. (coll.) of course
  2. naturally
  3. indeed
=1 那是 nàshì
  1. (colloquial) of course
  2. of course
2 好久 hǎojiǔ quite a while
3 以前 yǐqián
  1. before
  2. formerly
  3. previous
  4. ago