assay

英 [əˈseɪ]

美 [əˈseɪ]

n.  (金属、化学物质量的)鉴定，试验，测定
v.  试验; 分析; 化验; 考验; 经检验证明内含成分

复数：assays　过去分词：assayed　过去式：assayed　现在分词：assaying　第三人称单数：assays　

GRE

BNC.7498 / COCA.18989

牛津词典

noun

• （金属、化学物质量的）鉴定，试验，测定
  the testing of metals and chemicals for quality, often to see how pure they are

柯林斯词典

• （确定物质纯度的）检验,化验,分析
  Anassayis a test of a substance to find out what chemicals it contains. It is usually carried out to find out how pure a substance is.

英英释义

noun

• a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components
• an appraisal of the state of affairs
  1. they made an assay of the contents
  2. a check on its dependability under stress
  Synonym:check
• a written report of the results of an analysis of the composition of some substance
• a substance that is undergoing an analysis of its components

verb

• analyze (chemical substances)
• make an effort or attempt
  1. He tried to shake off his fears
  2. The infant had essayed a few wobbly steps
  3. The police attempted to stop the thief
  4. He sought to improve himself
  5. She always seeks to do good in the world
  Synonym:tryseekattemptessay

双语例句

• Objective To study synthetic method, technology, structure and the assay of zinc norfloxacine contents.
  目的研究氟哌酸锌的合成方法、工艺、结构及含量测定方法。
• Methods Cell growth rate was determined with MTT assay.
  方法采用MTT法测定细胞生长抑制率；
• The standard curve and performance characteristics of the assay are also provided in the report.
  报告中还提供了标准曲线和性能特点，分析中应用的ELISA方法的流程附在结尾处。
• Carcinoembryonic antigen ( CEA) assay: A test that measures the level of CEA in the blood.
  测定：是对血液中癌胚抗原水平进行检测的一个检验。
• Methods Enzyme-linked immunosorbent assay ( ELISA) was used.
  方法采用酶联免疫法（ELISA）进行检测。
• Comet assay detects DNA single-strand breaks of single cell.
  彗星试验研究和测定的是单个细胞DNA链断裂。
• An assay of desmosine ( DES) in elastin hydrolysate was performed by HPLC.
  用高效液相色谱技术对弹性蛋白水解液中锁链素进行了测定。
• We used an antibody-virus interaction assay to analyze the interaction of the antisera and HCV viral particles in vitro.
  最后通过研究抗体和病毒间的相互作用分析基因免疫诱导产生的抗血清在体外与HCV的相互作用情况。
• This assay summarized the research and literature of new-style bioflocculant in the latest two years.
  本文对近两年来新型生物絮凝剂的研究报道进行了综述。
• The search for a useful clinical laboratory diagnostic assay for the antiplatelet antibodies has been long and difficult.
  探索有效的检测血小板抗体的临床实验方法经历了漫长和艰辛的过程。