而处在大气上层的臭氧就吸收有害的紫外线光。
Ozone gas in the upper atmosphere absorbs harmful ultraviolet light.
北极和南极有如此多臭氧丧失的原因是因为大气上层存在的氯。
The reason so much ozone has been lost over the arctic and Antarctic is the presence of chlorine in the upper atmosphere.
极光是由地球大气上层的气体分子与来自太阳的高能带电粒子相互作用产生的。
Aurorae are caused by the interaction between energetic charged particles from the sun and gas molecules in the upper atmosphere of the Earth.
When it breaks this bond, that chlorine atom, a free chlorine atom comes down and reacts, this is ozone, with the ozone in the upper atmosphere.
当它打破这个化学键,氯原子,一个自由的氯原子下来,和在大气层的上方的臭氧反应,这就是臭氧,在大气上层有臭氧。
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