关于描写冬天的英语作文

　　The weather in winter is a set of all the phenomena in a given atmosphere at a given time. It also includes interactions with the hydrosphere. The term usually refers to the activity of these phenomena over short periods (hours or days), as opposed to the term climate, which refers to the average atmospheric conditions over longer periods of time. When used without qualification, weather" is understood to be the weather of Earth. （绿叶鸟网）