double-blind
柯林斯词典
1. ADJ A double-blind study or experiment compares two groups of people, one of which is being tested while the other is not. Neither the people doing the testing nor the members of the two groups know which group is being tested. 双盲的(指研究人员和被试验者均不知AB两对比组哪一组正接受测试)
In a double-blind trial, there were some improvements. 在一个双盲测试中，有了一些进步。
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double-blind
剑桥词典
- A double-blind study or trial , especially in medicine , is one in which two groups of people are studied , for example with one group taking a new drug and one group taking something else , but neither the people in the study nor the scientist or doctor knows which person is in which group .
（尤指药物）双盲测试的（受试者和医生均不知道哪一组在接受测试） 返回 double-blind