Ozone is a highly reactive form of oxygen gas.
臭氧是一种高度活跃的氧气形态。
The ozone layer screens out dangerous rays from the sun.
臭氧层能遮挡住来自太阳的有害射线。
It is widely known that CFCs can damage the ozone layer.
众所周知氯氟烃会破坏臭氧层。
Ozone is the earth's barrier against ultra-violet radiation.
臭氧是地球防止紫外线辐射的屏障。
The ozone layer shields the earth from the sun's ultraviolet rays.
臭氧层保护地球不受太阳紫外线的辐射。
They will press for international action to safeguard the ozone layer.
他们将竭力要求国际行动来保护臭氧层。
Ozone is produced by the reaction between oxygen and ultraviolet light.
臭氧是氧气与紫外线发生化学反应而产生的。
In heavy concentrations, ozone is irritating to the eyes, nose and throat.
浓度极高时，臭氧对眼睛、鼻子和喉咙是有刺激的。
Ozone forms a protective layer between 12 and 30 miles above the Earth's surface.
臭氧在距地球表面12至30英里的地方形成一个保护层。
What they find could provide clues to what might happen worldwide if ozone depletion continues.
如果臭氧的损耗继续下去，他们的发现能为全世界可能发生的情况提供线索。
The machine uses minute quantities of ozone to sterilize and deodorize refrigerated food vehicles.
这个机器用微量臭氧对食物冷藏车进行消毒和除臭。
Because early Earth lacked oxygen in its atmosphere, it also lacked a protective ozone barrier.
因为早期的地球大气中缺乏氧气，所以也缺乏起保护作用的臭氧层屏障。
These are pollutants, particularly ozone and soot, that do not hang around in the atmosphere as carbon dioxide does.
这些污染物，尤其是臭氧和煤烟，不像二氧化碳那样悬浮在大气中。
The absence of oxygen on other planets means that those planets lack an ozone shield to protect life forms against UV radiation.
其他行星上没有氧气，这意味着这些行星缺乏保护生命体免受紫外线辐射的臭氧层。
The destruction of Earth's ozone layer, for example, could contribute to the general process of impoverishment by allowing ultra-violet rays to harm plants and animals.
例如，地球臭氧层的破坏会使紫外线伤害植物和动物，从而导致普遍的贫瘠进程。
These molecules burn more cleanly than gasoline, in part because they have fewer, if and, carbon-carbon bonds, and the hydrocarbons they do emit are less likely to generate ozone.
这些分子燃烧起来比汽油更清洁，部分原因是它们的碳-碳键更少或者不存在，而且它们排放的碳氢化合物产生臭氧的可能性更小。
These molecules burn more cleanly than gasoline, in part because they have fewer, if any, carbon-carbon bonds, and the hydrocarbons they do emit are less likely to generate ozone.
这些分子燃烧起来比汽油更干净，部分原因是它们的碳-碳键更少（如果有的话），而且它们排放的碳氢化合物不太可能产生臭氧。
Species extinction, deforestation, damming of rivers, occurrence of floods, the depletion of ozone, the degradation of ocean systems and many other areas are all experiencing acceleration.
物种灭绝、森林砍伐、河流筑坝、洪水、臭氧层损耗、海洋系统恶化和许多其他变化都在加速发生。
The absence of an oxygen atmosphere on Mars and other planets in our solar system means that these planets also lack an ozone shield that would protect surface-dwelling life from UV radiation.
在火星和我们太阳系的其他行星上没有氧气，这意味着这些行星也缺乏保护地表生物免受紫外线辐射的臭氧层。
我闻到和品尝了臭氧的气味。
But the ozone layer is not yet safe.
但是即使如此，臭氧层依然没有获得安全保障。
That is why, by day, ozone is hard to get rid of.
这就是白天空气中臭氧难于消散的原因。
Breathing in too much ozone can cause lung damage.
吸入过多的臭氧会导致肺损伤。
臭氧（O3）
Ozone harms plants, which decreases food production.
臭氧对植物有害，会造成粮食减产。
And when sunlight hits those compounds, ozone forms.
而当阳光照射在这些物质上时就会产生臭氧。
Ozone is more prevalent in places distant from highways.
臭氧在远离公路的区域更为普遍。
The size and shape of the ozone hole is shown in 2009.
这幅图片上的阴影显示的是2009年的臭氧层空洞。
So, let's quickly go through the Lewis structure for ozone.
那么，让我们很快地画出臭氧的路易斯结构。
So, let's quickly go through the Lewis structure for ozone.
那么，让我们很快地画出臭氧的路易斯结构。
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