| 释义 |
placebo /pləsiːbəʊ; name pləsiːboʊ/ (plural placebos) [countable] a substance that has no physical effects, given to patients who do not need medicine but think they do, or used when testing new drugs（给无实际治疗需要者的）安慰剂；（试验新药用的）无效对照剂◆half of the people taking part in the experiment were given a placebo.参与药物试验者有半数所服用的是无效对照剂。 pla·ce·bo /plə`sibo; pləˈsiːbəʊ/n [c]a substance given to someone instead of medicine, without telling them it is not real, that often still makes them feel better 安慰剂［用来代替药物，病人并不知晓，常也能改善病况］ |