Preamble
英 [ˈpriːæmbl] 美 [ˈpriːæmbl]
The introductory part of a statute, deed, or other similar document, stating its purpose, aims, and justification.
序言；导言 宪法或法律、法规的起初部分，说明立法的缘由和所要达到的目的。序言有助于解释法规的含糊之处。
Preamble of contract 合同序言
In addition, although there is no officially correct form, treaties generally comprise four parts: the title, the preamble, the main body, and the final part.
此外，条约并无正式格式的要求。通常条约系由四部分所组成：标题、前言、规范条文、结语等。
例2：
The preamble stressed that “all persons are equal before the law,” and forbade discrimination on the basis of race, color, sex, religion, and other factors.
序言中强调"法律面前人人平等"，并且禁止基于种族、肤色、性别、宗教等原因的 歧视。
例3：
Catherine's instructions were based on the equality of all people, a concept soon to appear in the Preamble to the United States' Constitution.
凯瑟琳的方针是基于人民平等的理念的，这个理念很快就出现在了美国宪法的导言里。
