太阳辐射可以轻易地通过高空薄云层，就像通过空气一样。
High thin clouds are very transparent to solar radiation, like clear air.
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.
辐射会通过空气或者海洋扩散到全世界吗？
从直升飞机上灌注海水以试图冷却核电站的计划曾一度被否决，因为核电站上空的空气中的辐射等级十分危险。
Attempts to cool the site by dumping sea water from helicopters had to be aborted at one stage because of dangerous radiation levels in the air above the plant.
外部环境致癌因素是指环境中导致罹患癌症的危险升高的因素，如空气污染、紫外线辐射及室内的氡等。
External environmental causes of cancer are factors in the environment that increase risk of cancer such as air pollution, UV radiation and indoor radon.
由地面及空气发射的红外辐射虽不如它明显，然而却同它(可见光)一样实际存在着。
Less obvious but just as real, is the infrared radiation emitted by the surface, and by the air.
辐射来自于外层空间（宇宙射线），以及在土壤，水和空气中的天然放射性物质。
The radiation comes from space (cosmic rays) as well as natural radioactive materials found in the soil, water and air.
要小心商家推销可以吸收空气中辐射的手机饰品。
Beware of pendants that sellers claim snatch radiation from the air.
此后，该设施一直向空气和海洋释放辐射，迫使成千上万住户疏散并且摧毁了农民和渔民的生计。
Since then the facility has leaked radiation into the air and sea, forcing the evacuation of tens of thousands of households and destroying the livelihoods of farmers and fishermen.
例如，峰顶的空气变得日益干燥，补充冰雪并反射太阳辐射的降雪日益减少。
For instance, the air at the summit is getting drier, reducing the snowfall that replenishes the ice and reflects solar radiation.
南极是地球上最适合进行这些观察工作的地方。首先，这里位于高原地区，大约有2英里的海拔高度；其次，空气中的水分很少，不至于对辐射造成扭曲。
The South Pole is the best place on the planet for these observations, as it's on a plateau that's almost 2 miles high, and the high, cold air contains very little radiation-distorting water vapor.
我喜欢去户外，呼吸一下新鲜的空气，放松自己，让我这双常年被电脑辐射的眼睛也接触下自然的阳光。
Be inspired by nature. I love going outside, to take a breath of fresh air, to stretch, to get natural light into my computer-strained eyes.
氚发出的辐射很弱，在空气传播不远，不能穿透皮肤。
Tritium emits a weak form of radiation that does not travel very far in the air and cannot penetrate the skin.
在整个喜马拉雅冰川，同样吸收辐射的大量尘埃和其它空气中的污染物可能掩盖了黑碳的影响。 “北极地区基本上距离尘埃污染源非常远，冰雪很洁净，因此影响就特别大。”
Over Himalayan glaciers, large amounts of dust -- which also absorb radiation -- and other pollutants in the air may dampen the effect.
读者：如果核辐射得到了遏制，那么在核反应堆它还会存在多久？辐射会通过空气或者海洋扩散到全世界吗？
Readers ask: How long will the radiation be in the reactor area after it is finally contained? Will the radiation spread across the globe via air or sea?
如果内核不能得到充分冷却，恐其随后将完全熔毁，从而使能源棒暴露在空气中导致辐射进一步扩散。
If the cores cannot be cooled sufficiently, a total meltdown could ensue, exposing the fuel rods to the outside air and further spreading radiation.
但是星期四安装的一座空气过滤系统把辐射程度降低到一个高点，但是是比较能接受的水平。
But an air filtration system installed Thursday has brought radiation down to a high, but more acceptable, level.
压缩阶段产生热量一般被辐射到建筑物外的空气中。
The heat generated in the compression phase is normally radiated into the air outside the building.
而地球向太空所辐射的能量多少，则在于大气层中空气成分构成，尤其是温室气体的含量大小。
The amount of energy emitted by the Earth depends significantly on the chemical composition of the atmosphere, particularly the amount of heat-trapping greenhouse gases.
最糟的情况是，燃料会从容器单位中洒出，有毒的辐射会进入空气和水中。
In the worst-case scenario, the fuel can spill out of the containment unit and spread toxic radioactivity through the air and water.
某些核辐射可能通过空气传播到美国西海岸。
Some of that radioactivity could carry in the atmosphere to the west coast of the United States.
光的电偶极辐射能够使正在空气中以每秒数百米飘逸的原子的速度迅速下降到每秒几毫米。
Using radiation pressure and optical dipole forces, atoms that roam in gases at a few hundred meters per second are now routinely slowed down to velocities of a few millimeters per second.
现今有许多新的，更强的化学物质，空气和水源的污染，辐射和核电厂等。
There are many new and stronger chemicals, air and water pollution, radiation and nuclear power.
辐射雾经常形式在深秋和冬天的夜晚，特别是在较低的地区，因为寒冷和沉重的空气流动下坡，并收集在山谷。
Radiation fog often forms in late fall and winter nights, especially in lower areas, because cold and heavy air moves downhill, and gathers in valleys.
在太空，人们缺乏呼吸所必需的空气，缺乏能抑制血液沸腾的压力以及抗辐射的大气的自然保护。
In space men lack the air needed for breathing, the pressure required to stop their blood from boiling and the natural protection of the atmosphere against radiation.
安全壳内的空气具有相当的辐射性，工作人员最多只能曝露5个小时，否则就超过安全范围。
Its air has been so radioactive, a worker could be exposed only five hours before exceeding a safe limit.
当手机远离你时，辐射就会消散到空气中。
When it's held away from you, the radiation dissipates into the air.
当手机远离你时，辐射就会消散到空气中。
When it's held away from you, the radiation dissipates into the air.
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