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南极洲上空

南极洲上空南极洲上空

南极洲上空

例句：
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In the 1980s, scientists observed a thinning of the ozone layer over Antarctica that people called an ozone hole.
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She developed the theory explaining how and why the ozone hole happens over Antarctica.
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The European Space Agency reports less reduction in the ozone above Antarctica this year than the previous year.
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Unit 101 The Ozone Hole: Why over Antarctica?
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