随机对照研究 RCT ; randomized controlled trial ; Randomised control trial ; RCTs randomized controlled trials
历史性对照研究 historical control trial
巢式病例对照研究 Nested case-control study ; nested case-contral
病例-对照研究 case-control study ; case-control studies
临床对照研究 Controlled clinical research ; Clinical RCT Study ; clinical control study
对照研究家 harmonist
前-后对照研究 before-after study
自身前后对照研究 before-after study
历史对照研究 HCT ; historial control trial ; historical control study
案例对照研究 case control study
研究项目中的志愿者都拍了照，并填写了一份性格调查问卷。
Volunteers in the study were photographed, and then filled out a personality questionnaire.
研究员Mark Burnworth 说：“通过用这种紫外灯，我们能搞好地控制修复的范围，比如我们可以只照破损部分而不去影响其他的地方。”
Researcher Mark Burnworth said: ‘By using light, we have more control as it allows us to target only the defect and leave the rest of the material untouched.’
照字面上说，根据洛杉矶的加利福尼亚大学研究，肢体语言占到给人印象分的55%。
One often-cited study from the University of California at Los Angeles revealed that body language accounted for 55% of an individual's likability;
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