sequence
Preface, preface, narration, preaching, preamble, citation, etc., is a dependency article of a work or a book, which mainly introduces the content of the work, the subject, or the author's creative process, or comments on the work. China's earliest order, generally believed that the Han Dynasty for the "Book of Songs" made by the "Mao Dynasty Preface" and for the poems made by the small order. The order is usually located in the works before, but also in the book, such as Sima Qian's "Taishi public order" that is located in the "Historical Records" at the end, at the end of the order of "order", usually called Postscript or Postscript. Written by the author of the preface (Preface), the author of other people written by the order for his order (Foreword). ...