賴世雄初級美國英語 Lesson 141

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Have you noticed that it's getting warmer and warmer every year? To put it simply that's because of air pollution. Scientists tell us that because of air pollution, the earth's heat cannot escape. This is known as global warming. If this situation is allowed to continue, it will just keep getting hotter an hotter. Then, can you imagine what will happen? We should all, therefore, do our part to stop polluting the air and help save the world.
    全球氣溫上升
    你有沒有注意到天氣一年比一年變得還要暖和了呢?簡言之,那是因為空氣污染的緣故??茖W(xué)家告訴我們由于空氣污染,地球的熱氣無法散出去。這就是為人所知的全球變暖。如果我們?nèi)斡蛇@種情形一直持續(xù)下去,地球就會變得越來越熱。那么,你能想像會發(fā)生什么事嗎?因此,我們?nèi)紤?yīng)該盡一己之力來防止污染空氣并拯救地球。