[网络] 牛皮癣

Three thousand five hundred meters up in the Sayan Mountains near the Russian-Mongolian border, Siberian ibex search for food. They scratch a living from the meager grasses on the sunnier south facing slopes. But some have a different sort of appetit

发表于:2019-01-22 / 阅读(98) / 评论(0) 分类 自然百科2011年
学英语单词