The researchers then told them that intravenous saline drips might be painkillers and asked them to rate the intensity of their discomfort on a scale of 0 to 100 every 15 seconds.
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释义
接著研究人员告诉志愿者,在静脉内注射盐水点滴,可能有止痛的功效,然后要求志愿者每15秒钟,评估自己不舒服的强烈程度,以100分为满分。
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