She joined the company three months ago.

她三个月前进了这家公司。

《牛津词典》

We separated three months ago.

我们三个月前分居了。

youdao

We moved to London about three months ago because Bob got a new job, and we're living in a small flat while we try to find a house.

我们三个月前搬到伦敦，因为鲍勃找到了一份新工作；我们住在一个小公寓里，同时我们也试着找房子。

youdao

The summit was moved from an island to the area in central Italy where a powerful earthquake struck just three months ago.

VOA: special.2009.07.11

I retired as a watch manager, three months ago.

三个月前，我作为一名值班经理退休了。

退休的消防员叔叔 - SpeakingMax英语口语达人

Three months ago, the I.M.F.predicted a small growth for this year.

VOA: special.2009.04.24

Already the game has been downloaded 250 million times, up from 100 million only three months ago.

FORBES: Audacious Birds

That's partly because of a comment McCain made in New Hampshire three months ago.

NPR: Writer: McCain Sees End to 'Cowboy Diplomacy'

The courses launched about three months ago and have 30 active students so far.

FORBES: Peter Thiel Backs Thinkful For Personalized Online Education