And that if we want a positive earth for future generations, we all need to make commitments to be change agents so that we don't destruct our natural resources."

VOA: special.2010.01.21

z So what we end up seeing is 34 that the z effective is equal to positive 1 . 3 4.

看到有效的,等于+1。

麻省理工公开课 - 化学原理课程节选

so many things that are really positive when people have that opportunity.

积极的事情会发生，如果能够给人民那样的机会的话。

要学习环境法 - SpeakingMax英语口语达人

So far,they've seen positive results. A few months after having her first baby, OhioHealth employee Amy Rodock had a physical checkup.

VOA: standard.2010.07.16

dT/dp is mu JT. So for a real gas like air, this is a positive number. It's not zero.

所以对于像空气这样的真实气体，这是一个正数，不等于零。

麻省理工公开课 - 热力学与动力学课程节选

"Exercise,diet,cognitive stimulation showed some positive effects, although the evidence was not so strong that we could actually consider these firmly established."

VOA: standard.2010.06.17

So do you think noble gases would have a high positive electron affinity, a low positive, or negative electron affinity?

那么，你认为稀有气体的电子亲和能,应该是一个高的正值，一个低的正值，还是一个负值？

麻省理工公开课 - 化学原理课程节选

"so we wanted to highlight our concerns by promoting a positive image of Islam which is rarely seen in the mainstream."

VOA: standard.2010.07.19

It was the first time a country had taken action on that, so these are very positive public health changes.

这是第一次国家政府对此采取措施,这都是些对大众健康很有益的改变

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

He says organizers plan to continue making every effort to solve problems with transportation, venues and other issues so everyone has a positive experience.

VOA: standard.2010.02.21

They're going to move from a negative pole to a positive pole, so they're going to move through this gel.

它们会从负极移向正极,会通过这块凝胶板

耶鲁公开课 - 生物医学工程探索课程节选

"Thailand,we are up 3.7 percent, so the trend is positive, but no mega increase.

VOA: standard.2010.02.04

The pessimism sort of surprised me. So I spent some time looking for sort of a deeper positive message.

这其中的悲观主义某种程度上使我感到惊讶,我花了些时间寻找蕴含其中的深层的积极信条。

麻省理工公开课 - 电影哲学课程节选

It can show to society that we can do what common people do, so that marginalization against HIV positive people in society can be reduced through football."

VOA: standard.2010.04.01

So in January, 2005, I joined the positive psychology center as the director of education and senior scholar.

005年一月，我加入积极心理学中心,任教育主任和高级学者。

哈佛公开课 - 幸福课课程节选

But it turned out". "We did get back into positive growth territory by the end of the year so it wasn't quite as disastrous as I feared it might be."

VOA: standard.2010.01.15

So holiness entails necessarily separation in both its positive and negative aspects.

因此“神圣“在正反两面,都造成了物体之间的区别和不同。

耶鲁公开课 - 旧约导论课程节选

"So I think in context, that's a positive sign."

VOA: standard.2010.07.02

So, essentially you've got a positive ball which is identical to the size of the atom.

首先你要有一个和原子差不多大小的,带正电荷的球。

麻省理工公开课 - 固态化学导论课程节选

So I think that it is a very positive speech and also it will impress a lot of people in the Islamic world to think of the attitudes of the United States,".

VOA: standard.2009.06.04

I have to think about three positive features of somebody so I think about my girlfriend.

我要想出某人的三个优点,于是我就去想我的女朋友。

耶鲁公开课 - 心理学导论课程节选

So it is in fact the result of positive moves, which the Mexican government has taken to break the baneful influence that many of these cartels have had on many aspects of Mexican government and Mexican life,".

VOA: standard.2009.03.26

We've expanded our list of goods so that-- Nobody's going to deny that among the goods of life are pleasure and other positive experiences.

我们扩展了美好事物的定义-,所以没有人会否认,美好事物包含愉快和积极的体验。

耶鲁公开课 - 死亡课程节选

Silvia expects the situation to improve soon. "I would suspect that the jobs numbers would turn positive by the second quarter of this year, so probably another two or three months out we'll get some positive jobs numbers."

VOA: standard.2010.03.02

You might see them on the site and we just keep our operating expenses low so far and by doing that, we've been able to stay cash flow positive for basically the entire existence of the company.

在网站上可以看到,我们一直保持低成本运营，这样可以使得现金流的流入大于流出,自公司创办以来都是这样做的。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

So it's like negative 2 billion to positive 2 billion.

所以大概是负20亿到正20亿。

哈佛公开课 - 计算机科学课程节选

If when x is low, y also tends to be low, then this will be negative number and so will this, so their product is positive.

如果x取值小,同时y值也小,这将是一个负值,这个也是负值,负负得正,结果是正值

耶鲁公开课 - 金融市场课程节选

So, what we're looking at here is the force when we have two charged particles, one positive one negative -- here, the nucleus and an electron.

我们现在研究的是,一正一负俩个带电粒子之间的,作用力-在这里。

麻省理工公开课 - 化学原理课程节选

Delta v is positive in this direction here, the work is negative. So work on the system is positive. Work done by the system is negative.

功是负的，总而言之,外界对系统做功的符号为正。

麻省理工公开课 - 热力学与动力学课程节选

So even if we strip an atom of all of its electrons, we still have that same amount of positive charge in the nucleus.

所以即使把一个原子的所有电子都拿走,原子核还是带那么多的正电。

麻省理工公开课 - 化学原理课程节选