| 单词 | placebo |
| 释义 | Word Frequency placebo(pləˈsiːbəʊ) nounWord forms: plural -bos or -boes 1. medicine an inactive substance or other sham form of therapy administered to a patient usually to compare its effects with those of a real drug or treatment, but sometimes to provide psychological benefit to patients by allowing them to believe they are receiving treatment See also control group, placebo effect 2. something said or done to please or humour another 3. Roman Catholic Church a traditional name for the vespers of the office for the dead Word origin C13 (in the ecclesiastical sense): from Latin Placebo Domino I shall please the Lord (from the opening of the office for the dead); C19 (in themedical sense) |
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