These things run for variable amounts of time because they take input, a list of size of some amount.

而这一段的执行时间是可变的,因为它们需要输入一个包含一些元素的列表。

哈佛公开课 - 计算机科学课程节选

Whether Gadamer means that when he speaks of gap or whether he simply means an abyss or a distance to be crossed I couldn't say.

当葛达玛说到间隙时是那个意思,还是仅仅认为它是需要跨越的一个深渊或者一段距离,我不能确定。

耶鲁公开课 - 文学理论导论课程节选

So what she's going to do is start loading up the electrons, and you see this wand here move slowly, and it takes a while to do it, start become perpendicular.

所以她将要加载电子，你们看到这个棒慢慢地移动，这个需要一段时间，开始变得垂直了。

麻省理工公开课 - 化学原理课程节选

As youngsters come along, they need a period of adjustation while their control in the environment grows up.

如果是青少年，他们会需要一段适应期,以逐渐掌控所处的环境。

麻省理工公开课 - 媒体、教育、市场课程节选

And you have pretty good ideas of what these mortgages behave like over a period of time.

你就能知道,这些新增贷款情况如何了,这需要一段时间。

斯坦福公开课 - 经济学课程节选

Moreover, the kids we have are vulnerable for long periods of time and require our resources.

而且，我们的孩子很长一段时间,易受伤害,我们需要保护它们。

耶鲁公开课 - 心理学导论课程节选

Let's say oftentimes orchestral musicians, they're sitting there and they're not playing so they have to be able to count for a long period of time.

时常,管弦乐团的乐手们坐在那里,却不需要演奏,因此他们不得不打很长一段时间的拍子

耶鲁公开课 - 聆听音乐课程节选

But it's only an effective vaccine in the context where you have people who can go to the doctor's office, or to an urgent care, some kind of medical facility, three times, reliably, at a specified period of time.

但为了保证接种效果,人们必须亲自去诊疗室,或者在急诊室里,使用一些医学设施辅助接种,还需要接种三次,它只在一段时间内有效

耶鲁公开课 - 生物医学工程探索课程节选

And so if you are a bit of a geek and would like to play net/aces with this you can go to cs50.net/aces and I don't think Willie will give it to you to keep but you can borrow and play for some amount of time in exchange for some feedback on it.

所以，如果你有兴趣并想玩玩这个,那么你可以访问cs50。,但是我觉得Willie不会让你保管它,你可以去借，然后玩一段时间，但作为交换条件,你需要反馈一些意见。

哈佛公开课 - 计算机科学课程节选

It requires RNA processing to happen smoothly, so if you can interfere with RNA processing you can stop a gene from being expressed.

转录需要RNA的顺利加工,因此如果你能干扰RNA加工过程,你就能阻止一段基因的表达

耶鲁公开课 - 生物医学工程探索课程节选

I'm given an integer that's a perfect square, and I want to write a little piece of code that's going to find the square root of it. All right so I'm cheating a little, I know it's a perfect square, somebody's given it to me, we'll come back in a second to generalizing it, so what would the steps be that I'd use to walk through it?

完美平方数的整数，我想写一段代码来求这个数的平方根,好，我这儿有点儿作弊了,我知道这是一个完美的平方数了,他们给我的，我们后面会讲怎么产生这个数的，那么我想解决这个问题,需要什么步骤呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

What is this? This is a wonderful piece of abstraction. It is saying, you don't need to know squat about what's inside the body of this function. You don't have to worry about the parameter names, because they're going to be preserved, you don't need to worry about how I'm doing it, this tells you how you can use this, in order to use it correctly. Of course, I can then close it off, and off we go.

但是这能告诉你一些信息,这是什么？,这是一段完美的抽象,它的意思是你不需要知道,这个函数的内部构造，你不必担心参数是否重名，因为它们已经被预存了,你不需要担心我如何使用它,它告诉了你你该如何操作，从而正确的使用它，当然我也可以把它关掉。

麻省理工公开课 - 计算机科学及编程导论课程节选