对有兴趣的患者解释为什么这次观察研究的关于阿司匹林的阳性结果与早期的随机研究的无好处的结果相对立。
Explain to interested patients, that the positive aspirin results of this observational study contrast with findings from an earlier large randomized study that found no benefit.
我们大多数人内心都存在着根深蒂固的势利。 看到文字对我们的思维产生了什么样的影响，无选择地觉知它，就是学习观察的艺术——不带联想的观察。
There is ingrained snobbery in most of us, and to see what words have done to our thinking and to be choicelessly aware of it, is to learn the art of observation - to observe without association.
目的观察无圈包埋和有圈包埋对铸件边缘适合性的影响。
Objective the purpose of this study was to observe the effect on marginal seating of the castings with and without ring investments.
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