An unbelieving smile flits on your eyes when I come to you to take my leave.

一个怀疑的微笑在你眼中闪烁，当我来向你告别的时候。

youdao

I will contact you later to advise you when to come.

稍后我会与你联系，通知你何时前来。

《牛津词典》

I shall send for you sometimes to help—but you must come when no one can see you.

我有时会叫你来帮忙——但你来的时候，千万不要被别人看见。

youdao

"I'm not a believer in resolutions for New Year's. I think that resolutions come when they need to throughout the year, when you decide that someone needs a change."

VOA: special.2009.12.28

What I'm looking for you to come away with when you read those scientific publications particularly, are the big picture issues.

我希望大家,特别在阅读这类科学读物时,要注意抓重点

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So I was wondering how you learnt to differentiate and characterize these great ideas when they come.

所以我很好奇你是怎么识别,和定性这些想法的呢？

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

So it's realizing the stories that are in people's heads before you even get to talk about solutions and understanding how do I get you to understand my point when you come with a lot of preconceived notions about who's poor, why are they poor, and beliefs about whether the government can even help them.

NPR: Beware the Bad Home Loans

Mr. NAJI: Well, I suppose when you come up with the statements, as he does, you have to follow these things up.

NPR: Iranian President Calls Holocaust a Myth

So I want all of you to know when you come home your country is going to be there for you.

WHITEHOUSE: Veterans Day in South Korea