primer

英 [ˈpraɪmə(r)]

美 [ˈpraɪmər]

n.  底漆; 底层涂料; 初级读本; 入门书; 识字课本; 启蒙读本

复数：primers　

化学

BNC.10818 / COCA.10881

牛津词典

noun

• 底漆；底层涂料
  a type of paint that is put on wood, metal, etc. before it is painted to help the paint to stay on the surface
• 初级读本；入门书
  a book that contains basic instructions
  1. The President doesn't need a primer on national security.
     总统对于国家安全是不需要读入门书的。
• 识字课本；启蒙读本
  a book for teaching children how to read, or containing basic facts about a school subject

柯林斯词典

In America, the pronunciation /'praɪmə/ is used for meaning 1, and /'prɪmə/ for meaning 2. 美国英语中，义项1读作 /'praɪmə/，义项2读作 /'prɪmə/。


• 底漆；底层涂料
  Primeris a type of paint that is put onto wood in order to prepare it for the main layer of paint.
• 初级读本；启蒙书；入门书
  Aprimeris a book containing basic facts about a subject, which is used by someone who is beginning to study that subject.

英英释义

noun

• the first or preliminary coat of paint or size applied to a surface
  Synonym:flat coatgroundprimingprimer coatpriming coatundercoat
• any igniter that is used to initiate the burning of a propellant
  Synonym:fusefuzefuseefuzeepriming
• an introductory textbook

双语例句

• Study on detection of Yersinia pestis by polymerase chain reaction using 4 pairs of primer
  用4对引物聚合酶链式反应检测鼠疫耶尔森氏菌的实验研究
• The adhesive flange must be coated thinly and evenly with primer.
  必须给胶粘凸缘均匀涂上一层薄薄的底漆。
• It was also painted with inorganic zinc-rich primer.
  它还被漆上无机富锌底漆。
• The bare metal was sprayed with several coats of primer.
  裸露的金属上被喷上了几层底漆。
• The embryonic DNA was amplified by using pairs of detection primer and an internal primer in multiple-PCR amplification.
  同时设计1对检测引物和1对内标引物用于胚胎性别鉴定，提取胚胎DNA后进行多重PCR检测。
• Here, a detailed protocol for bisulphite conversion, primer design, and optimization of PCR conditions is given.
  这里，给出了亚硫酸氢盐转换，引物设计和PCR条件优化的一个详细的实验方案。
• Where are your build up coats and etch primer?
  你的外层漆和蚀刻底漆在哪？
• As a general purpose primer for mcb's epoxy and polyurethane series.
  用作名盾牌环氧漆系列和聚氨酯漆系列的通用底漆。
• Paint for marks to be compatible with primer used.
  用于做标识的漆应与底漆相容。
• Conclusion: T.rubrum and T.mentagrophytes can be distinguished by PCR,( GACA) 4 is the most suitable primer.
  结论：红色毛癣菌和须癣毛癣菌可以用PCR方法加以鉴别，以（GACA）4作引物区分这两种菌较为合适。