placebo的复数形式怎么写

n.安慰剂，宽心话，为死者所诵的晚祷词，（试验药物用的）无效对照剂...

The placebo effect can be understood only if we acknowledge the unity of mind and body.只有我们承认身心一体，安慰剂效果才能被理解。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。Methods A multicenter, ...

placebo的音标：placebo的英式发音音标为：[plə'si:bəʊ]placebo的美式发音音标为：[plə'siboʊ]...