Only the sound of insects filled the air as I walked through the empty town that summer day so long ago.

VOA: special.2009.07.04

Then he flung outward, feet first, with a swish, Kicking his way down through the air to the ground.

然后，纵身一跳，他两脚先伸出去，在空中乱踢乱舞，于是飕的一声，降落到地面。

耶鲁公开课 - 现代诗歌课程节选

But you don't compress it so quickly that you're not in there reversible process so you compress that if you were to feel the temperature of the air and you can feel it through the nozzle gives you an idea of the temperature of the air inside your bicycle pump.

但是压缩速度,也不能太快,否则就不是,可逆过程了,这样当压缩气体时,从喷嘴可以感受到,内部气体的温度。

麻省理工公开课 - 热力学与动力学课程节选

He says the substances are especially dangerous because they travel through the air and stay in the atmosphere, soil and water.

VOA: special.2009.06.23

It's an infectious disease; it is spread by--through the air.

它是一种传染病,通过空气传播

耶鲁公开课 - 生物医学工程探索课程节选

When melting snow crystals or raindrops fall through very cold air, they freeze to form small particles of ice,called sleet.

VOA: special.2010.01.05

Untreated patients can spread the bacteria from their nose and mouth through the air to people who are near them a lot.

VOA: special.2009.10.14

Water in the sand between the two pots evaporates through the surface of the larger pot, where drier outside air is moving.

VOA: special.2009.02.09

Rinderpest can spread quickly through the air and in water containing waste from animals with the virus.

VOA: special.2010.11.02

They spread through the air when the person coughs or sneezes or even sings and talks.

VOA: special.2009.03.25

The shape of a snow crystal may change from one form to another as the crystal passes through levels of air with different temperatures.

VOA: special.2010.01.05

The study also noted that when tilled soil particles come in contact with air, soil organic matter is lost through the process of oxidation.

VOA: special.2010.09.28

But there was little to tell. The sound of a bullet cutting through the air.

VOA: special.2009.12.12

Former Air Force officer David Knabel met his Russian wife through an international marriage brokerage.

VOA: special.2011.02.14

Arrows whistled through the air. A spear went through the body of Stockard's wife.

VOA: special.2010.11.06

Electromagnetic waves or energy passed through the air from one device to the other.

VOA: special.2010.12.08

She remembered how the white heron came flying through the golden air and how they watched the sun rise together from the top of the world.

VOA: special.2010.04.03

Yet most of that water may be lost through evaporation into the air.

VOA: special.2010.07.13

Sometimes only the objects they are carrying through the air can be seen.

VOA: special.2010.05.11

Marconi sent the first radio communication signals through the air in eighteen ninety-five.

VOA: special.2010.01.31

His S-38 amphibian flew through the air and then landed on water.

VOA: special.2010.09.10

He felt his body fly through the air far and fast.

VOA: special.2009.04.11

Like a flower floating on water, she drifted through the air.

VOA: special.2009.07.25

They soared or glided through the air.

VOA: special.2010.06.04

Air will pass through the wet cloth.

VOA: special.2009.11.30

The Germans,by a remarkable combination of air bombing and heavily armored tanks, have broken through the French defenses north of the Maginot Line, and strong columns of their armored vehicles are ravaging the open country, which for the first day or two was without defenders.

VOA: special.2011.05.12

Air travelers worldwide are accustomed to passing through metal detectors.

VOA: standard.2009.12.30