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DESIGN: single sample and single factor analysis.
设计：单一样本单因素分析。
youdao
DESIGN: Randomized controlled single sample trial.
设计：随机对照单一样本实验。
DESIGN: Single sample study using the tissue specimen as subject.
设计：以组织标本为研究对象的单一样本研究。
It can take up to four working days to test a single sample at a laboratory.
BBC: Wales
From a single sample, it is impossible to be certain.
ECONOMIST: Paleoforensic science
Researchers took a single urine sample from hospitalized heart patients, found normal BPA trace amounts, and concluded BPA did it.
FORBES: How Junk Science Distorts What We Read, And The Way We're Governed
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