但空气污染物最初的形态并不一定都是烟尘。
据合理估计，你得到一个弹性碰撞，但空气阻力总存在。
And so to a reasonable approximation, you will get an elastic collision, but, of course, there's always air drag.
虽然镇区的生活穷困潦倒，但空气中还是弥漫著振动和活力。
Although life here in the townships is poor and impoverished, somehow there is a vibrance and vitality in the air despite.
注空气、烟道气的驱油效率随着温度的升高而上升，但空气的升幅较大。
With the increase of reservoir temperature, displacement efficient increase of flue gas injection is more than of air injection.
在这多次反射也将使用，但空气会已经存在之间的反射镜，而是晶体氟化钙。
In it multiple reflection will be also used, but air will already be present between the reflecting mirrors instead of crystal fluoride calcium.
红掌原产于美洲观赏植物，我很高兴地温暖，但空气湿度高，排水通畅的环境。
Anthurium ornamental plants originating in the Americas, I am pleased warm, the air humidity, high and drainage unobstructed environment.
但空气在接近裂缝的时候速度会越来越快，杰弗里·兰迪斯说，他是美国宇航局在克利夫兰·格伦研究中心的一位物理学家。
But air picks up speed as it approaches a fissure, said Geoffrey Landis, a physicist at NASA's Glenn Research Center in Cleveland.
大气最外层的空气非常稀薄，但空气分子仍能产生阻力减慢人造卫星的速度，这样工程师们就得定期把它们推回到其正确的轨道上。
Air in the atmosphere's outermost layer is very thin, but air molecules still create drag that slows down satellites, requiring engineers to periodically boost them back into their proper orbits.
尽管该地区在改善空气质量方面取得良好效果，但市长路易斯·马丁内斯·阿尔梅达还是反对将该地区作为其竞选活动的重点。
Mayor José Luis Martinez Almeida made opposition to the zone a centrepiece of his election campaign, despite its success in improving air quality.
海豹呼吸空气，但这并不能阻止它们在水下睡觉。
Seals breathe air, but that doesn't stop some of them from sleeping underwater.
最终，海水表面的温度上升，虽然不像空气温度上升那么快，但已经快到足以造成危险的湿度上升。
Eventually the temperature of the surface waters of the sea rose, not so fast as the air temperature it is true, but fast enough to produce a dangerous increase of humidity.
一个世纪前，亨利·卡文迪什注意到当空气中的氧气和氮气被除去，还有其他剩余气体存在，但人们还没有认识到它们的重要性。
A century earlier, Henry Cavendish had noted the existence of a residual gas when oxygen and nitrogen are removed from air, but its importance had not been realized.
来自外太空的各种宇宙射线通过空气进入大气层，但来自太阳的大量辐射却被屏蔽了。
Cosmic rays of various kinds come through the air from outer space, but enormous quantities of radiation from the sun are screened off.
虽然它位于海边，但海岸的冷湿空气不会把云带过来。
Although it is near the sea, the cold, wet air from the coast does not bring clouds.
每个人都知道街道上有空气污染，但发现自己家也会受到污染时，人们会感到十分震惊。
Everyone knows that there is air pollution in the street, but it's a shock when you discover that you are also in danger from pollution in your own home.
当然，你需要保暖，也不能不做饭，但你可以减少呼吸受污染空气的量。
Of course, you have to keep warm and you can't stop cooking, but you can reduce the amount of bad air you breathe.
在炎热的夏天开车时，你可能会在路上看到闪闪发光的水，但科学告诉我们，这其实只是海市蜃楼，是空气加热造成的幻觉。
When driving in a car on a hot summer day, you may see what looks like shimmering water on the road, which, as science tells us, is really just a mirage, an illusion caused by the heating of the air.
如果你看看道尔镇社区，他们存在空气污染的问题，但并不是因为当地工业制造了这些污染。
"If you look at an area like Door County, they have issues with pollution in the air, but not the industries that produce it, " Desai said.
但月亮颜色的深浅取决于空气中所含的灰烬和尘埃的数量。
But the intensity of the color depends on the amount of ash and dust in the atmosphere.
粒子周围的空气受热，但光束的空心部分仍然保持原来的温度。
The air around the particle heats up, but the hollow center of the beam stays cool.
我不想住在潘多拉星上，主要是因为那里的空气不好，但通过电影我彷佛身临其境，这种感受还是很不错的。
I wouldn't want to live on Pandora, mainly because of the bad air, but I'm glad to have paid it a visit.
信天翁是滑翔飞行的鸟类之王，它能自如地驾驭空气，但必须顺气流飞行。
The albatross is the king of the gliders, the class of fliers which harness the air to their purpose, but must yield to its opposition.
或许只发生在日本，但如果进入了水中或者空气中，我们很可能看到同样的影响，尤其是在美国西海岸。
Maybe it's confined to just Japan... but if it gets in the water and the air, it's possible that we could see a similar effect, especially on the West Coast of America.
看起来似乎不多，但足以污染空气至危险水平。
That may not sound like much, but it's enough to pollute the air to unsafe levels.
看起来似乎不多，但足以污染空气至危险水平。
That may not sound like much, but it's enough to pollute the air to unsafe levels.
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