Why do you think national revenue management has come about?

I was a part of something that doesn't come about often.

我曾经历了一件不常发生的事.

How does a new product come about?

一件新的产品是如何产生的 呢 ?

He has come about and changed views.

他改变了方向和观点.

How does that fear come about?

这恐惧是怎么发生的?

How does it come about that he is always so busy?

怎么搞的他总是那么忙?

Let us know if you come across anywhere that has something special to offer.

如果你碰上哪儿有什么特别的东西出售，就告诉我们。

I've never come across hieroglyphics like the handwriting of Peter Smallwood.

我从未见过像彼得·斯莫尔伍德那么难辨认的笔迹。

Did he come across as a sane rational person?

他看起来是一个正常而理智的人吗？

We like to identify and celebrate women's success whenever we come across it.

每当女性取得成功，我们都会表示认同并予以颂扬。

He's the best opponent I've come across this season, a great player.

他是我本赛季遇到的最出色的对手，一位了不起的运动员。

You should come across the river with us. Then you will really see what's what.

你应该和我们一起过河，那时你就会了解实情了。

This is the worst place I've come across.

这是我见过的最差的地方.

I perhaps come across him tomorrow.

我明天也许会偶然遇到他。

The robber told the woman to come across with her purse.

拦路抢劫者勒令那个女人把钱包交出来.

Be careful when you come across the street.

过马路要小心.

I've never come across such an experience in my time.

我一生中从没有经历过这样的事情.

We must hang in whenever we come across difficulties.

我们遇到困难时一定要坚持不懈.

But I did come across someone even more extraordinary than Osama.

然而我却找到了一位更迥异于宾拉登的一位人物.

I don't think he'll ever come across with all the information.

我想他是不会吐露全部情况的.

I never remember having come across a man like that.

我怎么也记不起碰到过这样一个人.