音标：[pləˈsi:bəʊz] ；

n. （给无实际治疗需要者的）安慰剂( placebo的复数形式 ); 安慰物; 宽心话; （试验药物用的）无效对照剂

n. an innocuous or inert medication; given as a pacifier or to the control group in experiments on the efficacy of a drug
n. (Roman Catholic Church) vespers of the office for the dead

placebo的用法和样例：

例句

用作名词(n.)

The placebo has been found to work with a lot of different cases.人们已发现安慰剂能在很多不同的病例中发挥作用。
Does endowment insurance really matter to everyone? Or is it just a placebo?养老保险对我们真的重要吗？还是只是一种心理安慰？

词汇搭配

placebo effect安慰剂效应（指无药效...

经典引文

Complaining of a cold, I give them placebossharmless..sugar pills.
出自：A. Hailey

【近义词】

dummy傀儡
palliative减轻的
control掌控
try-on试穿
sample样品

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