××同志:现在正是深夜,我坐在灯下,给你——我的从木见过面的年青朋友,写这一封信。几天来,从西伯利亚南下的强大的冷空气,正在袭击着长江流域以南的广大地带。上海今天的气温已降到零下七度,这恐怕是入冬以来最冷的一天了。有着严重 Comrade X :: It is late at night. I sat down under the lamp and wrote to you, my young friend from the wood, to write this letter. In the past few days, the powerful cold air from south of Siberia is attacking the vast area south of the Yangtze River basin. Today’s temperature in Shanghai has dropped to minus 7 degrees, which is probably the coldest day since the winter. Have serious