Some believe that population is stable in contrast to the eastern portion of the stock which is continuing to decline at probably lower population levels."

VOA: standard.2010.03.04

And this one will be particularly germane to a portion of Problem Set 1, at least in Problem Set 1.

这个程序跟习题集1中的,一部分比较相似，至少在习题1中。

哈佛公开课 - 计算机科学课程节选

All right, so that's what we're going to cover in terms of the energy portion of the Schrodinger equation.

好，这就是我们要讲的,关于薛定谔方程能量的部分。

麻省理工公开课 - 化学原理课程节选

"I think that the proposal that the President made in Geneva to have Iran withdraw its enriched uranium, or a good portion of it, outside Iran is a positive first step in that direction and I support and appreciate the President's ongoing efforts to unite the international community to address the challenge of Iran's attempts to become a nuclear military power,"

VOA: standard.2009.10.30

And in fact, if you look down- and I'm just going to highlight this portion, I'm not going to run it- but if you look down here, that's exactly what that does.

实际上，如果你往下看-,我正要强调这一部分，我不会去运行它-,但是如果你看看这儿的话，这个方法确实就是这么做的。

麻省理工公开课 - 计算机科学及编程导论课程节选

So, that's how far east they get and in time the Carthaginians also cross over into Spain and they control some portion of the Spanish coast closest to Africa.

这就是在东部,希腊人所能到达的最远之地,同一时间,迦太基人进入到西班牙,并控制了西班牙,靠近非洲的部分海岸

耶鲁公开课 - 古希腊历史简介课程节选

But medium today is not what medium used to be, and because of that people really make a lot of errors in understanding how much a portion is.

但现在的中包薯条和过去的大小不同,因为这,人们理解什么是每日摄入量时,就犯了很多错误

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选