assay
英 [ə'seɪ; 'æseɪ]
美[ə'se]
	    - n. 化验;试验
 - vt. 分析;化验;尝试
 - vi. 鉴定;经检验证明内含成分
 
英英释意
- 1. an appraisal of the state of affairs;
 - "they made an assay of the contents"
 - "a check on its dependability under stress"
 
- 2. a substance that is undergoing an analysis of its components
 
- 3. a written report of the results of an analysis of the composition of some substance
 
- 4. a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components; frequently used to test for the presence or concentration of infectious agents or antibodies etc.