《枪炮、病菌与钢铁》揭示了环境与人类文明发展的深刻关系。甜蜜惩罚免费观看

　　Based on Jared Diamond's Pulitzer Prize-winning book of the same name, Guns, Germs and Steel traces humanity's journey over the last 13,000 years - from the dawn of farming at the end of the last Ice Age to the realities of life in the twenty-first century.