The relationship between climate,weather, air quality and health is the theme of this year's World Meteorological Day, which is observed Monday.

VOA: standard.2009.03.23

And this spin is an intrinsic quality of the electron, it's a property that is intrinsic in all particles, just like we would say mass is intrinsic or charge is intrinsic.

自旋是电子的本征量，它是所有粒子的本征性质，就像我们说质量是本征的或者电荷是本征的。

麻省理工公开课 - 化学原理课程节选

So, language is this communal set of rumors spiritualized by its very vagueness and shared quality.

因此，语言以其模棱两可的特性,营造出这种精神化的谣传的公社氛围。

耶鲁公开课 - 1945年后的美国小说课程节选

This is the story of how one man combined LEDs with solar energy technology to bring high-quality, low-cost electric light to poor people around the world.

VOA: standard.2009.12.13

I know the quality of individual in this room.

我知道这间教室每一个同学的才能。

麻省理工公开课 - 固态化学导论课程节选

"This is super-high quality, and all of the cases are slide-confirmed.

VOA: standard.2010.06.17

They play with these partials on each of these notes, but this is just one sound with all of these other things mixed in to the medley that produces the quality or timbre of a particular instrument.

它们改变音符中的分音的强度,不过这只是一个声音,要算上其它所有分音的集合,才能构成一个特定乐器的音色

耶鲁公开课 - 聆听音乐课程节选

"This means as government working with our social partners, we must strive to improve the quality of life of all our people by providing shelter, basic amenities, education and security."

VOA: standard.2010.03.21

It is clearly connected this notion of spiritedness or this thumotic quality to our capacities for heroism and for self-sacrifice.

这样定义的意志,或说，Thumos，特质,明显地与我们追求英雄主义及献身有关连。

耶鲁公开课 - 政治哲学导论课程节选

We need help from the developing countries as they put priority on this in their budgets and the quality of their delivery systems to get out and reach every child, And he calls for more public/private partnerships that include the major pharmaceutical companies.

VOA: standard.2010.01.29

So, what you see is children dead, children turned to stone, and this is the dark side of that fairy tale quality that we see in other parts of the novel that's been coming back in our lectures.

那么，你们读到的是死去的孩子，变成石头的孩子，着就是,童话般的小说的,其它部分的阴暗面,它正渐渐成为我们课程的主题。

耶鲁公开课 - 1945年后的美国小说课程节选

"This will serve as a catalyst to help Nigeria to be ready, to improve itself, to look at the organization, to look at the quality of the facilities,and therefore I hope this will serve as a kind of stepping stone for Nigeria to be ready,".

VOA: standard.2009.10.22

How is this quality of phronimos of judgment of practical wisdom of horse sense how is it acquired?

这种，Phronimos，判断力的特质,实用才智的特质,常识的特质？

耶鲁公开课 - 政治哲学导论课程节选