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

• 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。
• The progress for pectinase molecular biology promoted the development of its purification and assay methods.
  果胶酶分子生物学的迅速发展极大地促进了分离纯化与分析方法的研究。
• 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。
• 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 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。
• Methods Cell growth rate was determined with MTT assay.
  方法采用MTT法测定细胞生长抑制率；
• 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 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。
• 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。