Ключевые слова: air pressure, air troposphere, beautiful, china, cloud, cloudy day, convolution, cumulonimbus, cumulus, dark clouds, day, high pressure, highlevel cloud, looking up, marine climate, material, mushroom cloud, natural, outdoor, pictogram, pure sky, scenery, sky, storm, stratified cloud, summer, thick cumulus, typhoon, upward shot, weather forecast, white clouds,