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比尔·盖茨夫妇创办了一个资金超过240亿美元的慈善基金会,希望把最贫困的人们从疾病中拯救出来。这两个世界最大富翁的努力能产生多大成效?
Bill Gates and his wife founded a charity fund more than 24 billion U.S. dollars, hoping to save the poorest people from the disease. How effective are the efforts of the two world’s richest men?