短语词组用作名词 (n.)动词+～contribute 〔write〕 a preface 作序形容词+～fine preface 精彩的序言～+介词a preface to a book 一本书的序言用作动词 (v.)～+名词preface a book 作为一本书的序言preface the featured movie 作为正片的开端preface by 〔with〕 以…作为讲话的开端短语 返回 prefaced