名词
中文翻译：序言
同义词：
['introductory', "preface例句：1. The book's prefatory notes are a valuable resource for understanding the context of the text.（这本书的序言是了解文本背景的宝贵资源。）"]
例句：
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1. The book's prefatory notes are a valuable resource for understanding the context of the text.
这本书的序言是了解文本背景的宝贵资源。
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2.The author's prefatory note provides an overview of the project's goals and objectives.
作者的序言概述了项目的目标和目的。
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3.In his prefatory note, the publisher explains the structure and content of the book.
出版商在序言中解释了这本书的结构内容。