在美国我签的是年度合同，所以如果我有需要的话，我可以很快离开。

In the States I'd be on an annual contract so I could leave fairly quickly if I needed to.

youdao

她笑了，“当然，他开玩笑说也想帮我整容，如果我有需要就他打电话。”

She laughed. "he was trying to pick me up, of course, joking that if I ever needed a plastic surgeon, give him a call."

youdao

我需要一些邮票。你包里有吗？

I need some stamps. Are there any in your bag?

《牛津词典》

Now, when we talked about optimization problems in dynamic programming, I said there were two things to look for.

现在，当我们讨论,动态编程中的最优化问题时，我想说有两件事需要注意。

麻省理工公开课 - 计算机科学及编程导论课程节选

And the main one is, I get to just decide, how do I want to use this, and call it.

但是这真的会有一些好处，最重要的一点是，我需要决定，我要如何来使用这个方法，以及如何来调用它。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now all of this is a matter of record and I suppose needs to be paused over a little bit.

这些事情都是有记录的,我认为我们需要在上边停留一会儿。

耶鲁公开课 - 文学理论导论课程节选