We went there once a year.

我们一年到那里去一次。

youdao

I remember that I went there once or twice before.

我记得我以前到那儿去过一、二次。

youdao

I went there once as a boy. It's so beautiful. I had no money then lots of time.

在我还是个孩子的时候去过那儿，非常优美，但是那时候我没有钱，但有充足的时间。

youdao

The soldiers there once asked him why he went out into Apache country every day.

VOA: special.2010.02.15

I once went to visit the summer palace that he created and that Nicholas II loved so much there.

我曾到过他修建的夏宫看过,据说尼古拉二世特别喜欢那个地方

耶鲁公开课 - 欧洲文明课程节选

And, you know, when you go up there, as you go up to Montmartre, it's incredible--because I was there once very, very late in the afternoon, and oddly enough I met this woman who went there every day, and I said, "why do you go there every day?"

你知道,当你去到那边,当你去到蒙马特高地,那简直不可思议,因为有次下午很晚了,我在那边,很神奇的,我遇到了一位妇人,她每天都到那里去,我就问她,"你为什么每天都来"

耶鲁公开课 - 1871年后的法国课程节选

Invariably these folks had relatives in Michigan, went to university there, or had once lived there themselves.

FORBES: The New Three R's Every Business Must Learn

"In the Magdalene laundry, it was a well-known fact that once you went in there you never came out, " one woman told the group.

CNN: STORY HIGHLIGHTS

There were soft dismissals and guys got out once they got in - no one went in there and converted.

BBC: SA veteran stakes claim