I remember once I saw a stanger on a bus.

我记得有一次在公共汽车上看到一个陌生人。

youdao

And I remember once calling her 'an outsider.'

我还记得一次我叫她‘一个局外人’。

youdao

I remember once we were discussing the project with several potential participants.

我记得有一次我们跟几个可能的参与者讨论这个项目。

youdao

Once the real flight began, the pilot had to remember everything he learned.

VOA: special.2010.07.07

So, I went out--I remember once- and bought a Galaxy convertible and it was a beautiful car. I had a beautiful girlfriend she was a model--it was just pretty nice.

所以我继续经营着我的事业-我记得曾经-,我买了一辆Galaxy敞篷车,那是一辆非常漂亮的车，我还有个漂亮的女朋友,她是名模特--一切都非常好。

耶鲁公开课 - 金融市场课程节选

Once you get a formula, you've got to always remember the terms under which the formula was derived.

使用公式时,你一定不能忘记,公式使用的前提条件

耶鲁公开课 - 基础物理课程节选

In fact, I remember once or twice when the bus slammed on the breaks, backed up and ran over me again.

FORBES: Throwing the Scapegoat Under the Bus

" I remember once waking up from a dream in which my mother, dead now for thirty-three years, was sipping tea at my kitchen table, reading a newspaper on the back of which there was the headline "Wrong Man, Right Name, Convicted in Murder Trial.

NPR: Excerpt: 'Atmospheric Disturbances'

But remember that once you go, you will be forever known as the coward who ran away, he added shrewdly.

FORBES: Pay Dirt