国产热热热精品,亚洲视频久久】日韩,三级婷婷在线久久,99人妻精品视频,精品九热人人肉肉在线,AV东京热一区二区,91po在线视频观看,久久激情宗合,青青草黄色手机视频

Human-body specimen exhibition in Nanjing

A science popularization exhibition about the secret of human-body is held in Nanjing, East China's Jiangsu Province on October 26, 2007.Many local residents come to visit this exhibition where plasticized human-body specimens are showed. [newsphoto]

   1 2 3 4 5   

   1 2 3 4 5