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

• 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。
• Methods Cell cycle and apoptosis of the cells were determined by MTT assay, morphology, and flow cytometry.
  方法采用MTT法、凋亡形态学检查和流式细胞检测肿瘤细胞周期及凋亡情况。
• Methods Using immune iso electric focusing and nephelometry immuno assay.
  方法应用免疫比浊法、电点聚焦及银染色法进行检测。
• Methods Cell growth rate was determined with MTT assay.
  方法采用MTT法测定细胞生长抑制率；
• 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。
• 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。
• 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。
• The assay methods of lipase activity were studied in this paper.
  对检测脂肪酶活力的实验方法迸行了研究。
• The cell cycle distribution and apoptotic rate were measured using flow cytometry assay.
  用流式细胞术检测细胞周期分布和细胞凋亡率。
• 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。