preface /ˈprefis/  I. n. ［c］序言，前言，引言：the preface to a book书的序contribute/write a preface to the book 为这本书作序He has written a fine preface to the play.他为这个剧本写了一篇精彩的序言。‖II. vt. 作为…的序言, 作为…的开端：A short documentary prefaced the feature movie.故事片开始前放映了一部短纪录片。The book is prefaced by a quotation from William Faulkner.书以引用威廉•福克纳的话为序。