| 单词 | spot-test |
| 释义 | > as lemmasspot-test spot-test v. transitive to subject to a spot test (in either sense). ΘΚΠ the world > matter > chemistry > chemical tests > subject to a chemical test [verb (transitive)] > specific types spot-test1913 the world > action or operation > endeavour > trial or experiment > trial, test, or testing > try or test [verb (transitive)] > test accuracy or correctness of > make quick check of random sample spot-test1913 spot-check1920 1913 Southwestern Reporter 159 755/1 When the filaments had been treated or ‘flashed’, as it was technically called, they were afterwards ‘spot tested’. 1948 Ann. N.Y. Acad. Sci. 49 268 Prior to quantitative analysis..the fractions are spot-tested on paper impregnated with ninhydrin. 1969 Listener 28 Aug. 287/1 Miss Atwood's Toronto heroine works for Seymour Surveys, spot-testing consumer products. 2014 A. Brecker Probiotics for Life viii. 70 Assays of expiration date potency are spot tested by agents of the Food and Drug Administration. < as lemmas |
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