The clinical trial compared the new drug with a placebo over twelve weeks.

這項臨床試驗在十二週內比較新藥與安慰劑的效果。

Our pharmaceutical client needs the placebo shipment delivered to the lab by Friday.

我們的製藥客戶需要這批安慰劑在週五前送達實驗室。

During the meeting, the manager joked that the free coffee was just a placebo for low morale.

開會時，經理開玩笑說免費咖啡只是提振低落士氣的安慰劑。