This gives them their color. However,when light travels from air to snow, some light is sent back,or reflected.

VOA: special.2010.01.05

I try to come to the park early, you know, get some exercise and get a nice walk and some air.

我尽量早起去公园，去锻炼身体，散步，呼吸新鲜空气。

中央公园的时光 - SpeakingMax英语口语达人

There is some conflict in the air.

有些冲突悬而未决。

麻省理工公开课 - 固态化学导论课程节选

Such problems had led Air France to begin replacing older sensors on some of its Airbus planes, but not the one that crashed.

VOA: special.2009.06.13

We usually try to come to the park to get out a little bit, get some air,

我们通常尽量出去，去公园，呼吸新鲜空气，

中央公园的时光 - SpeakingMax英语口语达人

Some Americans become doctors by joining the United States Army,Navy, Air Force or Public Health Service.

VOA: special.2009.06.02

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

Some Americans become doctors by joining the United States Army, Navy,Air Force or Public Health Service.

VOA: special.2010.07.13

Somehow, if you could manufacture a really smooth frictionless surface, that if you took a hockey puck or something and an air cushion and you give it a push, in some idealized world, it'll travel forever.

如果你制造一个绝对光滑无摩擦的表面,然后在上面放个冰球或者别的什么,或者气垫,然后推它一下,在理想条件下,它会永远运动下去

耶鲁公开课 - 基础物理课程节选

Some travel guides have described Luxor as the world's largest "open-air museum."

VOA: special.2011.03.08

I want to have some fresh air.

我想呼吸点新鲜空气。

I want to 实战 - SpeakingMax英语口语达人

Some are "air plants" that grow on trees.

VOA: special.2010.04.06

The UN Humanitarian Air Service flies humanitarian workers to some of the hardest-to-reach emergency operations in the world.

VOA: standard.2009.08.02

All air travelers arriving asked in the United States now face some measure of increased scrutiny.

VOA: standard.2010.01.05

The U.S.military has assumed control of air traffic control in and out of the capital, prompting complaints from some aid organizations and foreign officials.

VOA: standard.2010.01.18

It involves moving thousands of U.S.forces stationed on Okinawa, building a new air base and re-locating some of the troops to Guam, among other aspects.

VOA: standard.2009.10.18

But some operators are less pleased. Loren Rutherford of Nomad Adventure Tours says higher air fares to South Africa have hurt her moderately-priced camping safaris.

VOA: standard.2010.06.03

Bigger livestock herds are putting greater pressure on land resources and disrupting some ecosystems and the animals generate significant amounts of water and air pollution, including methane, a climate-changing greenhouse gas.

VOA: standard.2010.02.22

"I was appalled. When you read through it it's sort of like it's a memo out of some science fiction movie - I mean, the temperature of the air can't be any lower than thus and so, you can't do it for any few minutes.

VOA: standard.2009.04.17

That force is scheduled to be reduced from nearly by next October,and to zero by the end of 2011, although Secretary Gates said Friday there could be a follow-on agreement for some U.S.troops to stay, particularly elements of the Air Force.

VOA: standard.2009.12.12

strategic objective." The defense secretary has given several hints of his views on the way forward in Afghanistan, including a speech earlier Monday in which he cautioned against an over-reliance on air power and high technology, which some officials believe should be used more in Afghanistan, instead of the additional troops the U.S.and NATO commander there wants.

VOA: standard.2009.10.06

"There were some problems with some tactics, techniques and procedures, the way in which close air support was supposed to have been executed in this case, such that, at least with one of the aircraft involved, a B-1 bomber, that plane because of how it takes its bombing routes had to break away from positive I.D.

VOA: standard.2009.06.08