prolusion

名词 prolusion:

1. a short introductory essay preceding the text of a book
   同义词：foreword, preface
2. exercising in preparation for strenuous activity
   同义词：warm-up, tune-up

pro.lu.sion

n.（名词）
A preliminary exercise.
预演：预先的训练；演习
An essay written as a preface to a more detailed work.
序言：作为更为详细的作品的序言而写的文章

来源：
Latin prôlôsiô prôlôsiôn-
拉丁语 prôlôsiô prôlôsiôn-
from prôlôsus [past participle of] prôlôdere [to practice beforehand]
源自 prôlôsus [] prôlôdere的过去分词 [预先演习]
prô- [before] * see pro-
prô- [在…之前] *参见 pro-
lôdere [to play] * see leid-
lôdere [游戏，做] *参见 leid-

【引伸】
prolu.sory