| 释义 | 
		assayassay /æˈseɪ, ˈæseɪ/ verb (, assayed, assaying) [transitive] ETYMOLOGYassayOrigin: 1300-1400 Old French assaier,  essaier, from  Late Latin  exagium; ➔ ESSAY1   VERB TABLEassay |
 | Present | I, you, we, they | assay |   | he, she, it | assays |  | Past | I, you, he, she, it, we, they | assayed |  | Present perfect | I, you, we, they | have assayed |   | he, she, it | has assayed |  | Past perfect | I, you, he, she, it, we, they | had assayed |  | Future | I, you, he, she, it, we, they | will assay |  | Future perfect | I, you, he, she, it, we, they | will have assayed |  
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 | Present | I | am assaying |   | he, she, it | is assaying |   | you, we, they | are assaying |  | Past | I, he, she, it | was assaying |   | you, we, they | were assaying |  | Present perfect | I, you, we, they | have been assaying |   | he, she, it | has been assaying |  | Past perfect | I, you, he, she, it, we, they | had been assaying |  | Future | I, you, he, she, it, we, they | will be assaying |  | Future perfect | I, you, he, she, it, we, they | will have been assaying |  
     to test a substance, especially a metal, in order to see how pure it is or what it is made of—assay /ˈæseɪ, æˈseɪ/ noun [countable]  |