数年前に

several years ago

→ 数年
phrase Rare #32,686
several years ago 数年 means “several years,” 前 means “before,” and に marks the time.
JA: 彼女は数年前にこの町に引っ越しました。
EN: She moved to this town several years ago.

トムは数年前に亡くなりました。

Tom died a few years ago.

彼は数年前に死んだ。

He died several years ago.

僕たち、数年前にヨーロッパで出会ったんだ。

We met in Europe a few years ago.

私は数年前に彼女に会ったことを忘れていた。

I had forgotten that I had met her a few years ago.

それから、数年前にスペンサーポートについて読んでいて気づいた、小さな謎もあった。

There was also a small mystery I’d noticed while reading about Spencerport a few years ago.

でも数年前に母はある男と知り合って…彼の言うままにこのモーテルを建てたんだ

But a few years ago, my mother met a man... and built this motel just as he told her to.

— サイコ (1960)