文化交流中尤以文学交流历时最久 ,领域最广 ,影响最大。先秦时期、汉代、南北朝、唐代、宋、元、明、清 ,绵延不断。文学交流能提高世界人民的精神境界 ,促进世界文学繁荣 ,增强各民族之间的友谊。《20世纪中外文学交流史》的出版意义深远 In the cultural exchange, especially the longest lasting exchange of literature, the most extensive field, the greatest impact. Pre-Qin period, the Han Dynasty, Northern and Southern Dynasties, Tang Dynasty, Song, Yuan, Ming and Qing, stretches continuously. Literary exchanges can enhance the spiritual realm of the people of the world, promote the prosperity of world literature and enhance the friendship among all ethnic groups. The publication of The History of the Exchanges of Chinese and Foreign Literature in the 20th Century is far-reaching