noun🔗Share祈祷书，入门书 A prayer or devotional book intended for laity, initially an abridgment of the breviary and manual including the hours of the Virgin Mary, 15 gradual and 7 penitential psalms, the litany, the placebo and dirige forming the office of the dead, and the commendations."In the Middle Ages, before widespread literacy, wealthy families often possessed primers, devotional books containing essential prayers for their daily spiritual practice. "在中世纪时期，在识字率不高的情况下，富裕家庭通常拥有祈祷入门书，这些是包含日常灵修所需基本祈祷文的虔诚书籍。religionliteraturetheologyritualChat with AIVocabulary GamePractice Reading
noun🔗Share祈祷书, 初级读本 Similar works issued in England for private prayer in accordance with the Book of Common Prayer."During the 18th century, families often used primers alongside the Book of Common Prayer to guide their daily prayers at home. "在18世纪，许多家庭除了使用公祷书外，还会使用祈祷入门读本来指导他们每天在家中的祈祷。religionliteraturehistoryChat with AIVocabulary GamePractice Reading
noun🔗Share识字课本，启蒙读本。 A children's book intended to teach literacy: how to read, write, and spell."1545, The A.B.C. Primers"1545年，《字母表识字课本》literatureeducationwritinglanguageChat with AIVocabulary GamePractice Reading
noun🔗Share入门书，入门读物 An introductory text on any subject, particularly basic concepts.""The teacher recommended several primers on basic algebra to help students who were struggling." "老师推荐了几本关于基础代数的入门读物，以帮助那些有困难的学生。educationliteratureChat with AIVocabulary GamePractice Reading
noun🔗Share启蒙读本，初级读本。 An elementary school class; an elementary school student."Mrs. Davis teaches a class of energetic primers in the school's reading program. "戴维斯老师在学校的阅读项目中教一群精力充沛的初级班学生。educationChat with AIVocabulary GamePractice Reading
noun🔗Share起爆剂，雷管 Any substance or device, such as priming wire or blasting cap, used to ignite gunpowder or other explosive."The demolition crew carefully placed the primers in the weakened support beams before the controlled explosion. "拆除小组在定向爆破前，小心地将雷管放置在被削弱的支撑梁中。materialsubstancedevicetechnologyweaponmilitaryChat with AIVocabulary GamePractice Reading
noun🔗Share起爆者，雷管安装工 A person who primes explosives."The explosives expert, a trained primer, carefully prepared the detonators for the demolition project. "那位爆破专家，作为一名训练有素的雷管安装工，小心地为拆除工程准备雷管。personjobmilitarytechnicalweaponChat with AIVocabulary GamePractice Reading
noun🔗Share底漆, 引物。 A substance used to prime wood, metal, etc. in preparation for painting."Before painting the rusty metal fence, we applied two coats of primers to prevent further corrosion and help the paint stick better. "在给生锈的金属栅栏刷漆之前，我们先刷了两层底漆，以防止进一步腐蚀，并帮助油漆更好地附着。materialsubstanceChat with AIVocabulary GamePractice Reading
noun🔗Share底漆，引物。 A layer of such a substance."The painter applied two primers to the wall before adding the final coat of paint to ensure better adhesion and a smoother finish. "为了确保更好的附着力和更光滑的表面，油漆工在刷最后一层油漆之前，先在墙上刷了两层底漆。materialsubstanceChat with AIVocabulary GamePractice Reading
noun🔗Share妆前乳，底妆。 A layer of makeup that goes beneath the foundation; undermakeup."Before applying her foundation, she always uses primers to create a smooth base and help her makeup last longer. "在上粉底之前，她总是使用妆前乳，这样可以打造一个光滑的底妆，也能让她的妆容更持久。appearancestyleChat with AIVocabulary GamePractice Reading
noun🔗Share底漆工，打底漆的人 A person who primes wood, metal, etc."The primers at the car factory work hard to prepare the metal surfaces for painting. "在汽车厂里，那些打底漆的人努力工作，为金属表面喷漆做准备。personjobChat with AIVocabulary GamePractice Reading
noun🔗Share引物 A molecule which initiates the synthesis of an enzyme, a single-stranded nucleic acid molecule which initiates DNA replication."In the lab, the scientist added primers to the DNA sample to start the copying process. "在实验室里，科学家往DNA样本中加入了引物，以启动复制过程。biochemistrybiologymedicinescienceChat with AIVocabulary GamePractice Reading
noun🔗Share起始信息素，启动信息素 A pheromone which interacts first with the endocrine system.""In ant colonies, certain pheromones act as primers, influencing the ants' development and social roles by affecting their hormone levels." "在蚂蚁群体中，某些信息素会作为起始信息素（或启动信息素）发挥作用，通过影响蚂蚁的激素水平，进而影响它们的发育和社会角色。physiologybiochemistrybiologyorganismsexChat with AIVocabulary GamePractice Reading
noun🔗Share启动器，起动装置 A device used to prime an internal combustion engine with gasoline, in airplanes."Before starting the small airplane's engine on the cold morning, the pilot carefully used the primers to inject fuel directly into the cylinders. "在寒冷的早晨启动小型飞机的引擎之前，飞行员小心地使用启动器，将燃料直接注入气缸。devicevehiclemachinetechnologytechnicalfuelChat with AIVocabulary GamePractice Reading
noun🔗Share修剪树木者，园艺工。 A person who prunes trees."The orchard hired several primers to prepare the apple trees for a bountiful harvest. "果园雇佣了几位修剪树木者/园艺工来修剪苹果树，为丰收做准备。agriculturejobpersonworkChat with AIVocabulary GamePractice Reading
