double-blind /ˌdʌbəlˈblaɪnd/ adjective /ˌdʌbəlˈblaɪnd/
adjective
Learner's definition of DOUBLE-BLIND
technical
—
used to describe an experiment that is done so that neither the people who are doing the experiment nor the people who are the subjects of the experiments know which of the groups being studied is the control group and which is the test group双盲的(指实验中的实验者与受试者均不知晓哪一组为控制组,哪一组为实验组)