placebos
placebos
[pləˈsi:bəʊz]
原级：
placebo
placebos 基本解释
安慰剂( placebo的名词复数 )；安慰物；宽心话；无效对照剂；
placebos 单语例句
1. There were no alarming liver test results among the people who took the
placebos
.