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2013-05-23 12:21
求翻译:A fourth consequence of rapid population growth may be harder to grasp. When a population is increasing as a function of relatively high birth rates and markedly declining death rate, it becomes significantly younger. For example, if a nation’s annual growth rate is 4 percent, approximately half the population will be 是什么意思?![]() ![]() A fourth consequence of rapid population growth may be harder to grasp. When a population is increasing as a function of relatively high birth rates and markedly declining death rate, it becomes significantly younger. For example, if a nation’s annual growth rate is 4 percent, approximately half the population will be
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