简介：【该节目为音频】Central to the very idea of America is the principle that we are a nation of opportunity. But over the last quarter century we have seen a disturbing “opportunity gap” emerge. We Americans have always believed that those who have talent and try
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简介：【该节目为音频】Central to the very idea of America is the principle that we are a nation of opportunity. But over the last quarter century we have seen a disturbing “opportunity gap” emerge. We Americans have always believed that those who have talent and try hard will succeed, but this central tenet of the Ame...
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