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汉语拼音：chòu yǎng céng

平流层中距地面22—27千米高度范围内大气的臭氧含量最大，形成臭氧层。臭氧能大量吸收太阳紫外线，保护地球上的生物免受过多紫外线辐射的伤害。

• When the Montreal Protocol was signed in 1987, governments did not originally envision the phase-out of any ozone-depleting substance.

  在1987年签署《蒙特利尔议定书》时，各国政府原来并没有想到会逐步淘汰任何消耗臭氧层物质。

• The air there is 95% carbon dioxide. Mars has no ozone layer to screen out the Sun's lethal radiation.

  火星大气的构成中有95%是二氧化碳，而且，火星上没有能屏蔽太阳致命射线的臭氧层。

• The ozone layer is no longer disappearing and could be back to full strength by the middle of this century, UN scientists have confirmed.

  联合国科学家们已经证实：臭氧层不再消失，到在本世纪中叶可以完全恢复实力。

• Business travel might be said to broaden the mind (though I doubt it does this) but it thins both the bottom line and the ozone layer.

  商务旅行或许可以扩大视野（尽管我对此表示怀疑），但它同时侵蚀了公司的利润和地球的臭氧层。

• Sorting out just what sort of uncertainty accounting is required should take at least until next October's hole shows up.

  倘若要估算这些不确定性至少需要等到明年10月份的臭氧层空洞出现。

• The ozone layer is the best protection of the Earth umbrella, it absorbs to come from big and parts of ultraviolet ray of the sun.

  臭氧层是地球最好的保护伞，它吸收了来自太阳的大部分紫外线。

• Captain Seru, "he began. " It's important. Look at those numbers carefully. The AOL is beginning to.

  “塞鲁船长，”他开口了，“这事很重要。仔细看看那些数字。人工臭氧层已经开始……”

• When they belittle us for demanding clean air and clean water for trying to save the oceans and the ozone layer, that's wrong.

  当他们轻视我们过分要求清洁的空气和清洁的水来设法拯救大洋和臭氧层，那是错的。

• bromopropane is a substitute of ozone- depleting chlorofluorocarbons. It is widely used in many fields due to its advantages.

  溴丙烷是臭氧层破坏物——氟利昂类物质的替代物，由于其固有的优点而得到广泛的使用。