Mr.Stevens says a one hundred percent increase in fish farming over ten years is necessary to keep providing for people at the current level.

VOA: special.2011.02.08

At one level, you might say there is an important difference in style that you will see almost immediately.

在一个层面上,你可能会说有个重要的差别是风格,我们马上就会看到。

耶鲁公开课 - 政治哲学导论课程节选

And so if one is looking to keep protein at a certain level, then these sort of foods would get favored.

但还不是全部 而如果要使体内蛋白维持在某种水平上,那这些食物会比较受青睐

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

In the first nine months of 2009, capital inflows stood at just $12 billion one fifth the level of a year earlier.

VOA: standard.2009.10.16

So at this point in the story-- at this level in the story, if you will, I've touched one, two, three, four numbers total or I've made two comparisons.

那么这时，我总共已经动过了1，2，3，4个数字,或者说我做了两次比较。

哈佛公开课 - 计算机科学课程节选

FIFA,international soccer's governing body, allows a player to represent only one nation at the senior level.

VOA: standard.2010.06.09

A low-level language, we used to call this assembly programming, you're down at the level of, your primitives are literally moving pieces of data from one location of memory to another, through a very simple operation.

一个低级的语言，我们曾经将其称为假设编程，你们只是处于用基本要素，把一些数据碎片,从记忆存储器的一个地方，通过简单的操作来转到另外一个地方。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, one difference between photoelectron spectroscopy and, for example, the photoelectric effect is that in this case, we're not just looking at one energy level, which is what we were looking at from the surface of a metal, now we're talking about this gaseous atom.

光电子能谱与光电效应的不同点在于，以这种情况为例，我们不只关心一个能级，就像原来在金属表面那样，现在我们研究的是气体原子，所以，我们可以从原子中。

麻省理工公开课 - 化学原理课程节选

One, at the first level, what are the cells that make up that tissue?

其一,在第一个层次上,构成那个组织的是哪些细胞呢

耶鲁公开课 - 生物医学工程探索课程节选

Their reading ability is at level one or two.

都存在文化素养问题，他们的读写能力很低。

麻省理工公开课 - 媒体、教育、市场课程节选

We've seen a boom in building in the United States that is at a record level, except for that one Korean War blip, and so I think it's a highly abnormal situation that we've been in.

所以美国出现一波建造新房的浪潮,规模空前,仅次于朝鲜战争时期,我认为这是极不正常的

耶鲁公开课 - 金融市场课程节选

So at a given level of overweight out here -twenty-seven, twenty-nine, thirty-one, thirty-three are the body mass index, the women are more likely to get Diabetes then the men are.

在超重情况下,如果体重一定,这里的27,29,31,33,表示体重指数,女性比男性更易患糖尿病

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 if we go to the ground state, what you see is we're at that lowest energy level, and we only have one possibility for an orbital, because when n equals 1, that's all we can do.

如果我们在基态上，你可以看到，我们在能量最低的态上，只有一种，可能的轨道，因为n等于1，只有这种可能。

麻省理工公开课 - 化学原理课程节选