英语词汇“comparative study”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	comparative study
释义	comparative study comparative study A clinical trial in which the investigative drug is compared against a placebo or another active drug.
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。