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

• This study has developed a fluorescence chromatographic assay for the quantification of total cholesterol in serum.
  利用色谱原理开发荧光芯片，并测定了血清中的总胆固醇含量。
• 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。
• The levels of serum insulin and C-peptide were measured with immunoradiometric assay method.
  采用放射免疫方法检测血清胰岛素和C肽。
• Inhibition on cells proliferation and effective concentrations of CPT are measured by MTT assay.
  用MTT法检测喜树碱对细胞增殖的抑制及有效浓度范围。
• Objective To establish PCR assay of Porcine Parvovirus detection in Trypsin.
  目的建立原材料胰蛋白酶中猪细小病毒的PCR检测方法。
• Reagents in the kit have been carefully formulated and optimized for sensitivity, assay robustness and automation.
  为了提高检测的敏感性、稳健性和自动化程度，试剂盒中的试剂配比恰当且进行了优化处理。
• 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。
• Methods Enzyme-linked immunosorbent assay ( ELISA) was used.
  方法采用酶联免疫法（ELISA）进行检测。
• 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。
• To address this question, we developed an in vitro assay system to evaluate the molecular mechanism of amelogenesis.
  为了解决这一问题，我们使用一种体外测定系统来评估釉质发生的分子机制。