Primer
01
底漆, 底涂
an undercoat applied before painting that prepares and protects the surface
02
入门书, 初级读本
an introductory book that provides basic knowledge on a subject
语法信息
有生性状态
无生命
形态构成
复合词
可数
singular
not gender specific
复数形式
primers
03
妆前乳, 化妆底霜
a cosmetic product used to create a smooth base for makeup
04
引信, 点火器
any igniter that is used to initiate the burning of a propellant
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词汇树
primer
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