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By Melinda Smith Washington 12 March 2008 For some time now we have been telling you about the global trend toward obesity, even in low and middle-income countries. The World Health Organization says billions of people are getting fat. By 2015, the W
发表于:2018-12-16 / 阅读(68) / 评论(0)
VOA标准英语2008年（三月）
VOA标准英语2008年（三月）