| 单词 | placebo |
| 释义 | placebo n. (pl. -os) 1. a a pill, medicine, etc. prescribed for psychological reasons but having no physiological effect. b a placebo used as a control in testing new drugs etc. c a blank sample in a test. 2. RC Ch. the opening antiphon of the vespers for the dead. Etymology: L, = I shall be acceptable or pleasing f. placere please, first word of Ps. 114:9 |
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