I know that one day, one day…

我知道有一天一天…

youdao

I know that one day our love will end but.

我知道有一天我们的爱必定终结可是。

youdao

Because I know that one day, I will choose to leave you.

因为，我知道总有一天，我还是会选择离开你的。

youdao

"I do plan to return to golf one day, I just don't know when that day will be."

VOA: standard.2010.02.19

I don't know what it takes to replicate that in China, but I certainly hope one day there will be a place in China that looks like Silicon Valley.

无法想象如何在中国复制一个硅谷，但我希望在将来,中国会有类似硅谷的地方。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

I wish that I could live in their life for one day, but you know, they're just things.

我希望我可以过一天他们的生活，但是你知道，就是东西而已。

名牌效应 - SpeakingMax英语口语达人

And this is important for young people, because I know that one-day timeframe -- ooh, a little tricky for you all. (Laughter.) Might oversleep.

WHITEHOUSE: The White House

"I miss 'em, but I know that I'll see them again one day, " he said then.

CNN: STORY HIGHLIGHTS

"I miss 'em, but I know that I'll see them again one day, " he told ESPN.

CNN: STORY HIGHLIGHTS