preface
名词复数：prefaces
过去式：prefaced
过去分词：prefaced
现在进行时：prefacing
词形变化：
名词: prefacer | 动词过去式: prefaced | 动词过去分词: prefaced | 动词现在分词: prefacing | 动词第三人称单数: prefaces |
词义辨析：
同义:
n.序言; 绪言
introduction
preamble
foreword
preliminary
同义参见:
prelude
prefix2
dedicate