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BNC: 10927 COCA: 9399
placebo
pləsboʊ pləˈsiboʊ
Word forms: plural placebos
N-COUNT (用于测试新药效力的)无效对照剂;(用以安慰想象自己得病的人的)安慰剂 A placebo is a substance with no effects that a doctor gives to a patient instead of a drug. Placebos are used when testing new drugs or sometimes when a patient has imagined their illness. (用于测试新药效力的)无效对照剂;(用以安慰想象自己得病的人的)安慰剂
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Trends of placebo
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BNC: 10927 COCA: 9399
BNC: 10927 COCA: 9399
placebo noun
drug2
BNC: 10927 COCA: 9399
placebo

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