名詞 primer:

1. an introductory textbook
2. any igniter that is used to initiate the burning of a propellant
   同義詞：fuse, fuze, fusee, fuzee, priming
3. the first or preliminary coat of paint or size applied to a surface
   同義詞：flat coat, ground, priming, primer coat, priming coat, undercoat

形容詞 prim:

1. affectedly dainty or refined
   同義詞：dainty, mincing, niminy-piminy, prim, twee
2. exaggeratedly proper
   同義詞：priggish, prim, prissy, prudish, puritanical, square-toed, straitlaced, strait-laced, straightlaced, straight-laced, tight-laced, victorian

1. An early primer consisting of a single page protected by a transparent sheet of horn, formerly used in teaching children to read.
   角帖書一種早期初級讀物，即為一張蓋有透明角片作為保護的書頁，以前供兒童認字用
2. Children learn knowledge from primers.
   孩子們從啟蒙書上學習知識。
3. A coat of primer should be made over the bare surface before the main painting.
   在噴涂主漆前，應在物品的表面刷一層底漆。

primer

n.（名詞）
An elementary textbook for teaching children to read.
識字課本，初級讀本：教授兒童讀書的初級課本
A book that covers the basic elements of a subject.
入門書，初學者讀本：關于某一主題的基本要素的書

來源：
Middle English
中古英語
from Norman French
源自 諾曼法語
from Medieval Latin prom3rium [from neuter of] prom3rius [first]
源自 中世紀拉丁語 prom3rium [] 源自prom3rius的中性詞 [第一]
from Latin
源自 拉丁語
from promus * see prime
源自 promus *參見 prime

primer
primer 2

n.（名詞）
A cap or tube containing a small amount of explosive used to detonate the main explosive charge of a firearm or mine.
雷管，底火，導火線：裝有少量爆炸物的帽或管，用來引爆槍炮或地雷、水雷等
An undercoat of paint or size applied to prepare a surface, as for painting.
底漆，涂底料：油漆之前，涂在某一表面上作準備的底漆或涂料