placebo
英 /plə'si:bəu/
中文释义
n.(医)安慰剂
n. a substance with no therapeutic effect, used as a control.
常用搭配
- placebo effect安慰剂效应
- placebo group安慰剂组
- placebo treatment安慰剂治疗
例句
- Half the volunteers were given a placebo.一半志愿者拿到的是安慰剂。
- The trial compared the drug against a placebo.试验将该药与安慰剂作对照。