役に立った

was useful

→ 役
phrase Rare #21,470
was useful The past form of 役に立つ, meaning “to be useful” or “to help.”
JA: この地図はとても役に立った。
EN: This map was very useful.

彼の助言は非常に役に立った。

His advice was extremely helpful.

医師であることが旅行中大いに役に立った。

Being a doctor came in very handy while traveling.

あいつは役に立ったが絶対に知らないはずだ

He was helpful, but he definitely shouldn't know.

— 別れる決心 (2022)

役に立ったと思う?

Do you think it was helpful?

それは大いに私の役に立った。

That helped me a great deal.

あれって、役に立った?

Was that helpful?

それが役に立った。

That was helpful.

それって、役に立ったの?

Did that help?

ぼくの判断は役に立ったと…みんなが分かってると思うよ。

I think everyone knows that my judgment was helpful...

— アトランティス 失われた帝国 (2001)