英语词汇“placebo”是什么意思，“placebo”的读音、用法及例句翻译-烛光网

词汇	placebo
释义	placeboOne of the test groups received a placebo to determine if the symptoms would improve on their own.
随便看	steel engraving steel gray steel guitar steelhead steelier steeliest steeling steel pan steels steel-trap steel wool steelwork steelworks steely steelyard steel–trap Steen steenbok steenboks steep steeped steepen steepened steepening steepens

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