placebo词根词缀

placebo

[pləˈsiːbəʊ]

n.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;

复数： placebos

例句:

1、

Their weight was reduced by 10 % and they were given either replacement leptin or a placebo.

这些患者的体重都下降了10%,被分成使用瘦素的试验组和使用安慰剂的对照组.

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2、

This compared with an infection rate of more than 8 % in blacks given the placebo.

然而注射安慰剂的黑人的感染率超过了8%.

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3、

The analysis included 27,863 patients in drug treatment groups and 16,029 patients in placebo groups.

这些分析包括27,863名药物治疗组患者,和16,029名安慰剂组患者.

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