prolegomenon

名词 prolegomenon:

1. a preliminary discussion inserted at the beginning of a book or treatise

pro.le.gom.e.non

n.（名词）
【复数】 pro.le.gom.e.na[-n…]
A preliminary discussion, especially a formal essay introducing a work of considerable length or complexity.
引言，绪论：正文前的讨论，尤指用正式的文章介绍很长或很复杂的著作
prolegomena (used with a sing. or pl. verb)Prefatory remarks or observations.
prolegomena （与单数或复数动词连用）开场白：引言性的言论或评论

来源：
Greek [from neuter of present passive participle of] prolegein [to say beforehand]
希腊语 [] 源自prolegein的被动时态现在分词的中性词 [预先说]
pro- [before] * see pro- 2
pro- [在…之前] *参见 pro-2
legein [to speak] * see leg-
legein [说] *参见 leg-

【引伸】
pro.legom.enous
adj.（形容词）