考研英语翻译题 急！

来源：百度知道 编辑：UC知道 时间：2024/06/02 09:06:26
It was once thought that air pollution affected only the area immediately around large cities with factories and/or heavy automobile traffic. today ,we know that although these are the areas with the worst air pollution , the problem is literally worldwide. On several occasions over the past decade, a heavy cloud of air pollution has covered the entire eastern half of the united states and led to health warnings even in rural areas away from any major concentration of manufacturing and automobile traffic. In fact, the very climate of the entire earth may be affected by air pollution. Some scientists feel that the increasing concentration of carbon dioxide in the air resulting from the burning of fossil fuels(coal and oil) is creating a greenhouse effect-holding in heat reflected from the earth and raising the world’s average temperature. If this view is correct and the world’s temperature is raised only a few degrees, much of the polar ice cap will melt and cities such as new york , bo

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It was once thought that air pollution affected only the area immediately around large cities with factories and/or heavy automobile traffic. today ,we know that although these are the areas with the worst air pollution , the problem is literally worldwide. On several occasions over the past decade, a heavy cloud of air pollution has covered the entire eastern half of the united states and led to health warnings even in rural areas away from any major concentration of manufacturing and automobile traffic.
空气污染曾一度被认为只影响与大城市相毗邻的地区，或者机动车密集地带。现在，我们知道严重空气污染不仅仅存在于上述地区，它已经真正成为全球性的问题。在过去的几十年里发生的污染事件中，有好几次都是厚重的污染空气覆盖了东部半个美国，甚至在远离主要制造工业和机动车集中地的郊区，也因此拉响了危害健康的“警报”。

In fact, the very climate of the entire earth may be affected by air pollution. Some scientists feel that the increasing concentration of carbon dioxide in the air resulting from the burning of fossil fuels(coal and oil) is creating a gree