天空的蓝色是永恒的，草原的绿色是暂短的。在海拔４０００米的青藏高原高寒草地，暂短的暖季为高原披上了绿装。那蓝色的天空与绿色的草原之间，白云般的羊群缓缓移动。静卧草地仰望蓝天，牧人心境如同蓝天纯净，思念跟随白云悠悠。他与他的牛羊融于草原，成为蓝天、绿草、清? The blue sky is eternal, grassland green is short. In the alpine meadows of 4,000 meters above sea level in the Qinghai-Tibet Plateau, the short warm season covered the plateau with green garments. Between the blue sky and the green prairie, the white flock slowly moved. Standing on the grass and looking at the blue sky, the shepherd’s mood as the pure blue sky, longing to follow the white clouds. He and his sheep and sheep into the grassland, a blue sky, green grass, clear?