This was years ago when I was at school.

这是几年前我在学校的时候。

youdao

Martha graduated from high school two years ago.

玛莎两年前高中毕业。

《牛津词典》

I have been put in all of his classes in case something happens there, though I graduated high school years ago.

尽管我几年前就已经从高中毕业了，我还是投入到他所有的课程中以防那儿发生什么事。

youdao

with her mother and brother. Safia says she wrote her first poem for a high school English class three years ago.

VOA: special.2009.04.17

Host: Flashback 29 years ago, and put yourself in the seat here and pretend you were still in school.

主持人：回首29年前，假装你还坐在这儿,还在商学院念书。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

Well, it's a long time ago but it was elementary school, you know, maybe 3rd grade, 4th grade,

那是很久以前的事情了，应该是小学时候吧，那大概是三年级或者四年级，

美国的博物馆教育 - SpeakingMax英语口语达人

Ms Winfrey had promised to build the school six years ago, while visiting South Africa's former president Nelson Mandela.

BBC: NEWS | Africa | Oprah opens school in S Africa

Despite the tough loss, the Rams have flourished under Gaitley since she came to the school two seasons ago from Monmouth.

WSJ: Fordham falls 1 point short in A10 title game

He dropped out of school four years ago to make cobbles.

FORBES: Magazine Article