randomized trial

基本解释

Now, researchers have presented the first randomized trial of what they hail as a side-effect-free, prescription-free and simply free appetite control agent.
最近，研究人员推出第一批随机试验品，他们称这为无副作用，非处方，仅仅影响食欲的控制剂。
The only way to sort out cause and effect is to do a randomized trial, moving people around between neighborhoods and tracking their health over several years.
要想找出原因，唯一的方案就是进行随机实验，让人们住进不同的社区，并在几年内坚持跟踪他们的健康状况。
Incredibly, the only recent randomized trial comparing treatments is a 2005 study from Sweden.
令人难以置信的是，最近唯一的随机比较治疗临床试验来自2005年瑞典的研究。

Obviously, these findings are hypothesis-generating only and will have to be tested in a prospective, randomized trial.
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On the other, there was concern regarding the lack of strong, well-executed randomized trial data of the target patient population.
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Then when a randomized trial showed that hormonal replacement therapy actually raised the early risk of heart attack, women were understandably upset.
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