北魏郦道元的《水经注》,以其记述的详赡、征引的广博、文笔的优美,向为世人赞叹,更为治历史地理者所称道。但郦氏所撰,毕竟为-千四五百年前的著作,其间人世的沧桑、地理更易殊所难免。故今人读《水经注》亦如郦氏时代读《水经》,如无注释,要读通它也是不容易的。因此才有专门研究《水经注》的“郦学”出现。这无疑对 In the Northern Wei Dynasty, Taoist Yuan's “Shuijing Jing” is praised by the world for its detailed narration, extensive quotation and graceful style of writing. However, according to Cang's writings, after all, - four thousand four hundred five hundred years ago, writings, during which the vicissitudes of life, geography more difficult to avoid. It is not easy for people to read “Sui Jing Jing” and read “Sui Jing” even when Su Shi's novels were read. Therefore, there is a special study of “water by the” “郦 學” appear. This is undoubtedly right