第三人称复数：placebos
名词安慰剂; 宽心话; 为死者所诵的晚祷词; （试验药物用的）无效对照剂
1. 无效对照剂：然而,到了50年代后期,美国所进行的大规模试验表明,镇静剂如巴比妥类(barbiturates)在减轻精神分裂症状时并没有比无效对照剂(placebo)更好,而氯丙嗪和其他同类药物如吩噻嗪(phenothiazine)却是持续有效的.
2. 宽心剂：研究发现,面临糖尿病风险的人们改变生活型态,结果发展成为糖尿病的机率比仅服用宽心剂(placebo)却仍不改变作息的人下降五八%.此外,「内科医学年鉴」也发表类似研究结果,发现多食红肉,高脂牛乳...
1. （用于测试新药效力的）无效对照剂；（用以安慰想象自己得病的人的）安慰剂
A placebo is a substance with no effects that a doctor gives to a patient instead of a drug. Placebos are used when testing new drugs or sometimes when a patient has imagined their illness.
1. But acupuncture believers say it doesn't really matter whether studies find that the treatment has a strong placebo effect.
2. Matthews said researchers did feel that compression clothing could have psychological benefits for the wearer, similar to the placebo effect.
3. The study found that fewer people who were given the generic drug voglibose went on to develop diabetes compared to those who received placebo.
4. Except for headaches and dizziness, side effects were essentially no worse with the drug than placebo.
5. placebo的反义词
5. Evidence for vitamin C and selenium was more equivocal, suggesting there was no benefit to taking these pills compared with a placebo.
6. The researchers found that these mothers were fifty percent less likely to progress to AIDS as those in the placebo group.
7. The subjects were randomly assigned to Viagra or inactive " placebo " and then the opposite treatment for 8 weeks at a time.
8. Both metyrapone groups still recalled the " neutral " information as well as the placebo group did.
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9. Half the volunteers received an oxytocin nasal spray and the rest got a placebo.
10. Women who tried the testosterone patch were equally likely to report side effects as women who used a placebo patch.
noun
1. (Roman Catholic Church) vespers of the office for the dead
2. an innocuous or inert medication
given as a pacifier or to the control group in experiments on the efficacy of a drug