assay

assay
[əˈseɪ, ˈaseɪ]
noun
  1. [mass noun]the testing of a metal or ore to determine its ingredients and quality
    (对金属或矿石的）检验，测定
    submission of plate for assay.
    递交金属片以供检验。
    ■[count noun]a procedure for measuring the biochemical or immunological activity of a sample
    (样品的）生化(或免疫）活度测定
    each assay was performed in duplicate.
    每一免疫活度测定都做了两次。
    [mass noun]the results of sequential assay of serum were analysed.
    对血清的顺序生化测定结果作了分析。
    immunofluorescence assay.
    免疫荧光测定。
verb
[with obj.]
  1. determine the content or quality of (a metal or ore)
    确定(金属，矿石）的成分(或品质）
    ■determine the biochemical or immunological activity of (a sample)
    测定(样品的）生化(或免疫）活度
    cell contents were assayed for enzyme activity.
    对细胞实体作了酶活度测定。
    ■examine (something) in order to assess its nature
    检查(以确定性质）
    stepping inside, I quickly assayed the clientele.
    我一进门就把委托人迅速打量了一番。
  2. (archaic)attempt
    (古)尝试，试图
    I assayed a little joke of mine on him.
    我试着和他开了个小小的玩笑。
派生
assayer
noun
语源
  1. Middle English (in the general sense 'testing, or a test of, the merit of someone or something'): from Old French assai (noun), assaier (verb), variant of essai 'trial', essayer 'to try' (see essay)
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