11月30日，一名交警在长春市街头值勤。当日，吉林省遭遇大幅度降温天气，降温幅度达7至9摄氏度，长春、松原等地今年入冬以来最低气温首次跌破零下20摄氏度。新华社记者 许畅 摄      On November 30,,A traffic police in changchun street duty.On that day,Jilin province greatly with cool weather,Temperature drop range up to 7 to 9 degrees Celsius,changchun/SongYuan, this year for the first time since the winter minimum temperature below minus 20 degrees Celsius.Xinhua news agency reporters XuChang perturbation 

     11月30日，长春市街头，市民穿戴厚实的冬装出行。新华社记者 许畅 摄      On November 30,,Changchun street,People wear thick winter clothing travel.Xinhua news agency reporters XuChang perturbation

      11月30日，长春市街头，市民穿戴厚实的冬装出行。新华社记者 许畅 摄       On November 30,,Changchun street,People wear thick winter clothing travel.Xinhua news agency reporters XuChang perturbation