There is no reason for people to fear being HIV positive."

VOA: standard.2010.05.29

And the fact of being asked to do ten positive features is people find this hard.

实际上大家都会发现,要列举出某人的十个优点,是相当困难的。

耶鲁公开课 - 心理学导论课程节选

Now, what happens during an action potential is that that membrane potential changes very rapidly and it changes from being negative to being more positive.

在动作电位产生时,膜电位迅速改变,从较负的电位向更正的电位改变

耶鲁公开课 - 生物医学工程探索课程节选

He notes that broad policy changes that reduce reliance on fuels like coal and wood are being implemented and are beginning to have a positive impact on life expectancy.

VOA: standard.2010.04.07

You're saying that being alive per se has some positive value.

你说活着本身是有些正面价值的。

耶鲁公开课 - 死亡课程节选

And that is again why it is so important that we just keep moving,". Secretary Geithner pointed to mortgage interest rates being at their lowest in history as a positive development.

VOA: standard.2009.04.05

And another thing she's been able to do along with a lot of other MAPP alumni is being involved in trainings and being involved in projects that have come through the positive psychology center.

另外，她还和,其他多名硕士同学合力,参与到培训中来，参与我们,积极心理学中心的项目。

哈佛公开课 - 幸福课课程节选

"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

But again, if you think of the possibility of doing that for all eternity and never getting away from it, never being free from it, the positive dream of immortality, I think, becomes a nightmare.

但是想想如果永远,那样下去，永远不法逃离，永远无法解脱，永生的美妙梦想，就会变成恶梦。

耶鲁公开课 - 死亡课程节选

"They need to validate that this is the way forward with Mexico,and in general, by being seen together and talking about things in a quite positive way that it is worth this investment in security."

VOA: standard.2010.05.17