"We can be proud of the positive contribution that our servicemen and women are making, in conjunction with our allies,".

VOA: standard.2009.12.25

It's going to be positive in terms of its wave function or in terms of its phase anywhere where y is positive.

只要ｙ大于零它的波函数,或者说是相位为正。

麻省理工公开课 - 化学原理课程节选

And in terms of thinking about the phase of this p orbital, the phase is going to be positive anywhere where z is positive.

对于ｐ轨道的相位，在ｚ大于零的地方都是正的。

麻省理工公开课 - 化学原理课程节选

Dr.Oduor says in reality, only 1.3 percent of the blood collected is found to be HIV-positive.

VOA: standard.2010.06.04

I don't think that's gonna happen. What I really do hope is books like this and other actors coming to help religion and rights to be reconcile in a positive way. I don't think that's impossible at all.

我觉得这不太可能会发生，我真正希望的是,能有这样的书籍出现，或者其他的因素,促使宗教和人权和谐共处,走向和解的道路，我觉得这完全有可能。

普林斯顿公开课 - 人性课程节选

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

In many ways, this course should not be called "Positive Psychology".

从很多方面来说这门课不该叫“积极心理学。

哈佛公开课 - 幸福课课程节选

She says U.S.engagement with Burma's military government, known as the State Peace and Development Council, could be positive, but only if Washington remains firm in pushing for change.

VOA: standard.2009.09.24

This was thought by many to be a positive change but in game rich environments where there was a lot of meat available, people could actually get many more calories per hour-- that is secure more food that would help fend off starvation compared to what they could get for people cultivating food.

很多人都认为这是一个积极的改变,然而 在那些富饶地区,获取肉类轻而易举,同样时间内,人类可以获取更多能量,相对那些靠种植获取食物的人类来说,这些地区有足够多的食物来抵御饥荒

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I think the way that they might react to his presence-we'll see how that is-probably a positive reaction, should resonate in the Arab media, and that should be positive,"

VOA: standard.2009.05.09

Well, one thing that goes wrong is that suppose Coke and Pepsi were able to either to write a contract or whatever to sustain joint monopoly output at this high price, this price which is actually producing positive profits in the industry it is going to turn out, therefore the price is going to be above costs.

我来说吧,问题出在这里了,假设可口可乐和百事达成了协议,不管签的是协议还是合同,只要能通过协约维持垄断产出,通过制定高价来达到正的利润就行,这样价格是高于成本的

耶鲁公开课 - 博弈论课程节选

"Well,I think the message from the United States personally coming here will obviously be a positive impact,in the sense that President Obama's administration is deeply concerned about the displaced people,".

VOA: standard.2009.06.03

"So a year ago,in 2009, when you had a majority being optimistic about American policy in the Middle East, only 29 percent said Iran having nuclear weapons would be positive for the Middle East.

VOA: standard.2010.08.06

Former Egyptian Foreign Minister and Arab League Secretary-General Esmet Abdel Meguid, who was involved in Middle East peace talks for many years, said that Mr.Obama's award appears to be a positive development for peace in the region.

VOA: standard.2009.10.09

It's not going to be the kinetics that do it. We are starting to see positive effects like this in Helmand, where the Marines went in in July, in a place called Nawa, where the bazaar is open, as an example, and we see these classic counterinsurgency responses, where security exists,".

VOA: standard.2009.11.04