He agreed to pay himself one day if the project worked out.

如果这个项目成功，他同意有一天会自己付款返还。

That would be very useful to them if they were to travel some day.

如果有一天他们出外旅行，这对他们是很有用的。

No, I'm kidding. No, but I want to have kids someday.

不，我只是开玩笑 不，我有一天真是要有孩子的。

" And he will rue it some day, and think of me! "

“有一天他会后悔的，到时候他就会想起我了！”

And they could one day be used to help find survivors after major earthquakes.

有一天，人们能会用它们帮助寻找大地震后的幸存者。

Sarah hasn't been to Nashville yet, but it is her dream to go there one day.

萨拉还没有去过纳什维尔，但是她梦想有一天能去那儿。

There may come a day when we simply can't ignore such a large source of income at our fingertips.

但有一天我们能再无法无视这么一笔手得的丰厚收入。

When I have a house of my own, I shall be miserable if I have not an excellent library.

有一天我自己有了家，要是没有个很好的书房，那会多遗憾哟。”

I'll send you a photo of him if you like, and I could show you how he helps me.

如果您愿意我送您一张他的照片，有一天我还会让您看看他是怎样帮助我的。

He'd begged them to bring it with them as they fled, in the hope that it could somehow be reattached.

他央求父母逃命时带上他的那截断腿，希望有一天还能重新接上。

There will come a time when a household is lucky to boast any footman.

会有一天哪户人家有个男仆都是件奢侈的事。

There may well come a time when it is right for me to return to London, but, uh, it isn't now.

也许有一天时机成熟我该回到伦敦，但并不是现在。

It means nothing to you now, but it may be that one day you will be glad to have it.

现在它对你不算什么，但是有一天能你会高兴有这样一幅画的。”

And one of these days, she's gonna let me watch them.

有一天 她会找我帮她看孩子。

You'll do that one day, too.

你有一天也会这样的。

OK. Do you think you'll go back to Las Vegas someday in the future?

托德：好的。你认为你有一天会回到拉斯维加斯吗？

For example, they believe it may be possible to one day break down the water into its two main parts, hydrogen and oxygen.

例如，他们认为有一天把水分解成两个主要部分：氢和氧是有能的。

Thanks to the work of polyps, a slow but steady upheaval will someday connect these islands to each other.

由于珊瑚这种腔肠动物所起的作用，造成地面缓慢地，但连续地上升，因此，一定有一天会把这些小岛连接起。

The team from Cornell University in the US hope their machine will one day be as commonplace as the microwave oven or blender.

自美国康奈尔大学的专家团队希望他们的机器有一天能像微波炉和搅拌机一样被普遍使用。

" Some day, " he said to himself, " I will be a policeman, too. Then I will help people to cross the streets."

他跟自己说，有一天我也要成为一名警察，那时我会帮助人们过马路。