英语词汇“observational studies”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	observational studies
释义	observational studies短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句观测分析 Previous work by Dr Ioannidis, on six highly cited observational studies, showed that conclusions from five of them were later refuted. 阿尼得士医生有6个受到高度引用的前期研究中，5个推论随后都被驳倒。 ecocn
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