primer
🇬🇧/ˈpraɪmə(r)/ 🇺🇸/ˈpraɪmər/📚 11151 6gmatsatPrimer is a type of paint that is put onto wood in order to prepare it for the main layer of paint. 底漆; 底层涂料
noun [专属名词]底漆,底层涂料;妆前乳;初级读本,入门指南;识字课本,启蒙读本;点火药,火帽;装填工,装填物;(尤指飞机内燃发动机的)启动注油泵;(生化)引物,引子;<新西兰>初小班级,初小班级的学生
The potentially lethal device was made from a length of hose packed with gunpowder, primers, and shrapnel.
这个能致命的装置是用一根装满火药、引信和弹片的软管做出来的。
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