When I was at home, I watched them from the porch.

在家的时候，我从门廊看着他们。

youdao

One day, when I was at home, I got a call, at first, I did not know who called me, the person said he was my teacher, he called my name and told his name to me.

有一天，当我在家的时候，有人打电话给我，刚开始，我不知道谁打给我，电话那头的人说是我老师，他叫了我的名字，告诉我他的名字。

youdao

I was a stay-at-home mom until 1980 when my husband lost his job.

1980年我丈夫失业之前，我一直是个家庭主妇。

《柯林斯英汉双解大词典》

I was at home when the typhoon hit.

台风来袭的时候，我正待在家里。

I was实战 - SpeakingMax英语口语达人

But then when I was at home, I was worried that I was letting people at work down.

WHITEHOUSE: The White House

Every once in a while, when I was at home, the phone would ring and I'd be jolted by music until he came on.

WSJ: Charles Mingus Lives | By Nat Hentoff

And that's what I heard at home when I was growing up.

NPR: Savoring Shirley Horn's Timeless Sound