It seemed to sail on waves of air, just like a sailboat on ocean waves.

VOA: special.2010.10.06

We're still close enough to the summer that the air is not just filling us up with extra static electricity, so it's a little more challenging here.

我们现在离夏天更近了,这样空气中不总是,充满额外的静电，所以这时做实验,会有一些挑战性。

麻省理工公开课 - 化学原理课程节选

So, I wanna just have a chance to speak with you on the air, on the Inner Core.

因此，我很想有这样一个机会和你们,在演播室，在人性讲堂上谈谈。

普林斯顿公开课 - 人性课程节选

When the sun is just right, rainbows of color dance in the air.

VOA: special.2009.05.25

Now I didn't use--no hands-- that was just the notes that are naturally on the twelve and a half-foot length of vibrating air.

我没有用手控制,都是十二个半英尺高的震动空气柱,自然产生的音符

耶鲁公开课 - 聆听音乐课程节选

They launched their plannoes on a quiet Sunday morning and attacked the huge American naval and air base at Pearl Harbor "We interrupt this program to bring you a special news bulletin: The Japanese have attacked Pearl Harbor,Hawaii by air, President Roosevelt has just announced."

VOA: special.2011.06.02

You do not have to wave your hands in the air if you're math phobic, but since some of you are, let me just get you all to take a deep breath.

如果你有数学恐惧症你不必举手示意,既然有人是,那么让我们深呼吸一下

耶鲁公开课 - 博弈论课程节选

"They're just doing their military preparedness and doing their operational exercises and it's for those air defense purposes, and anti-ship purposes.

VOA: standard.2009.05.26

I mean, if the energy is lower to occupy a smaller volume, then if I have this room and a bunch of molecules of oxygen, and nitrogen and what have you in the air, and there are weak attractions between them, why don't they all just sort of glum together and find whatever volume they like.

我的意思是，如果占据小的体积会使能量降低，如果我有这样一个空间,和一些氧气，氮气和其他空气中有的气体，并且分子之间还有微弱的相互作用，为什么他们不黏在一起,然后占据他们所想要占据的体积。

麻省理工公开课 - 热力学与动力学课程节选

"Because cardiovascular death is the number one cause of death in the world, not just in developed countries, but throughout the world, the role that air pollutants play on this has a tremendous effect on overall world mortality."

VOA: standard.2010.08.04