空气是物质。
The thicker stuff has more earth in it and less air, the lighter stuff has more air in it and less earth, but all matter is made up of these four elements.
厚的东西含有更多土更不气，轻的东西含更多气更少土，但所有物质都由这四种要素组成。
Air quality is represented by annual mean concentration of fine particulate matter (PM10 and PM2.5, i.e. particles smaller than 10 or 2.5 microns).
空气质量用年平均细颗粒物的浓度表示(PM10至PM 2.5，即粒径小于等于10或2.5微米的细颗粒)。
Launching it is a matter of snapping the parts together and throwing it into the air, whence it is carried aloft by an electric propeller.
发射的时候只需要把它的部件扣装在一起，然后往空中投掷即可，会有电动推进器带动其升空。
If we take a pen and hold it in the air and let go off it, before it's fallen the proposition that it will fall when released is a matter of fact.
如果我们在空中举起一支笔，然后放手，在它落地之前，它是否真正会落地呢，关于实体物质的命题就这个产生了。
Launching it is just a matter of snapping the parts together and throwing it into the air, whence it is carried aloft by an electric propeller.
当要起飞时只需要将各组件组装一起后将飞机扔向空中，它通过携带的电动螺旋桨推进器升上天空。
No matter it is big or small. I hope the sky will be more bright, the air will more clear, the environment will more beautiful when, Beijing hold Olympic Games in 2008.
到2008年北京举办奥运会的时候，我希望那时的蓝天更明亮，空气更清新，环境更美丽！
"The fine particulate matter is what affects visibility and makes it look like a horrible foggy day," said Cornell air quality expert Westerdahl. "it also is what most directly affects human health."
“这些微细颗粒物是影响可见度，让天空看起来雾茫茫的原因，”康奈尔空气质量专家威斯·特达说，“它也是最直接影响健康的因素。”
What does matter is whether you pump this air in and out of the sleeping bag - as with a quilt at home.
什么事是你是否泵的空气，这在进出该睡袋-作为一个棉被在家里。
Air is the gaseous state of matter whose characteristic is mobility.
空气是气态物质其特点是流动性。
Everything around us, be it air, water or stone, is matter.
我们周围的一切，无论是空气、水还是石头，都是物质。
Everything around us, be it air, water or wood, is matter.
我们周围的一切东西，无论是空气、水还是木头，都是物质。
It doesn't matter what it is: color, language, nationalism, religion, even the air.
实际上这些：肤色、语言、国家信仰、甚至空气都没什么大不了的。
You want to send a package by air mail. As it is only a book you send it as printed matter.
你要航空邮寄一个包裹。因为仅仅是一本书，所以你决定按印刷品邮寄。
The world is made of matter. Air is a kind of matter.
世界的由物质组成的，空气是一种物质。
The next step evolution of WCDMA is HSDPA, as a matter of fact, 3gpp has modified air interface mainly in two aspects, introducing HSDPA technology.
WCDMA的下一步演进是HSDPA，事实上，3gpp主要从两方面对空中接口作了改进，引入了HSDPA技术。
Air as well as water is matter.
空气和水都是物质。
As more and more chemical construction materials and equipment that volatilize harmful matter are being used in construction, the indoor air pollution is becoming more serious.
随着大量能够挥发出有害物质的化工建材和设备在建筑中的使用，室内空气污染日益严重。
Armed with the ability to refrigerate, the air-conditioner makes you feel refreshing and comfortable no matter how hot it is outside.
的能力，冷藏武装，冷气机让你感到清爽舒适，无论是外面有多热。
Matter is anything like air, water or metals.
物质是像空气、水或金属那样的东西。
It is this childlike wonder and illusion that gives enthusiastic people such a youthful air, no matter how old they are.
无论他的年龄多大，是童年和幻想给予了他年轻的神态。
The country now only reports air quality based on readings of PM10, particulate matter smaller than 10 microns, which is why monitoring results do not match people's sense of pollution.
现在，国家只报告基于空气污染指数PM 10，及颗粒物小于10微米，这就是为什么监测结果不能匹配人们对空气污染的认识。
The pollution of the particle matter in the indoor air of shopping centre is serious.
结论大中型商场内存在颗粒物的污染来源，商场内空气中颗粒物污染严重。
Particulate matter pollution is considered the biggest health risk. But the WHO Air Quality Guidelines also recommended lowering the daily allowed limits for ozone.
除了指出微粒物质的污染被视为最大的健康威胁外，WHO空气质量指南还推荐调低日均臭氧限值。
Particulate matter pollution is considered the biggest health risk. But the WHO Air Quality Guidelines also recommended lowering the daily allowed limits for ozone.
除了指出微粒物质的污染被视为最大的健康威胁外，WHO空气质量指南还推荐调低日均臭氧限值。
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