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

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

but you've got to be certain when you get out there. And make a positive move.

但是你在外面，你必须要小心。然后积极行动。

我使用自行车 - SpeakingMax英语口语达人

"It is going to be how quickly this can be handled, how quickly the all clear can be given and how quickly we can get consumer confidence back to a positive track.

VOA: standard.2009.04.28

I'm pressing on the gas. So I expect that to be a positive number. The pressure is constant 0 p. The V goes from V1 to zero.

我们对气体加压,所以这应该是一个正数,压强是常数，p，V从V1变成。

麻省理工公开课 - 热力学与动力学课程节选

What remains to be seen is whether this will have a long-term effect,positive effect on the security forces, and maybe are there ways we can replicate some of these treatment programs to be more inclusive of the general public."

VOA: standard.2010.06.23

If they tend to move together, when x is high and y is high together at the same time, then the covariance will tend to be a positive number.

如果x和y同向变动,当x值和y值同时都很大,协方差的结果将会是一个正值

耶鲁公开课 - 金融市场课程节选

It turns out that it's going to be a little bit different when we're talking about positive ions here.

结果是当我们讨论阳离子时,有一些不同。

麻省理工公开课 - 化学原理课程节选

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

And this is going to be a major international organization to help facilitate communication and collaboration among researchers and practitioners of positive psychology.

它将成为一个重要国际组织,帮助积极心理学的研究人员和应用者,更便利的交流与合作。

哈佛公开课 - 幸福课课程节选

That quantity in parenthesis, I have a mass which is a positive number. Something raised Something raised to the fourth power has got to be positive.

顺便说一句,质量这个量是个正数,四次方的值,肯定是正数。

麻省理工公开课 - 固态化学导论课程节选

The highest probability now is going to be along the x-axis, so that means we're going to have a positive wave function every place where x is positive.

概率最高的地方是沿着ｘ轴，这意味着只要在ｘ,大于零的地方波函数都是正的。

麻省理工公开课 - 化学原理课程节选