Ключевые слова: altitude, arc, beauty, blue, china, clear, cloud, cloudscape, cole, color, colour, crop, ecosystem, environment, expanse, far, farm, flower, grass, green, happy, high, landscape, lea, ley, line, mill, mountan, natural, nature, oil, plant, planting, plateau, prairie, qinghai, quiet, rape, shine, sky, skyline, sun, tibet, tourism, travel, view, visibility, white, wide, yellow,