The experiment was double-blind-neither the subjects nor the scientists knew which liquid was which-a technique considered especially strong in research science.
因为使了一种被认为特别强的技术，这个实验是双盲的，无论实验对象还是科学家都不知道哪个液体是什么。
The experiment was double-blind-neither the subjects nor the scientists knew which liquid was which-a technique considered especially strong in research science.
因为使了一种被认为特别强的技术，这个实验是双盲的，无论实验对象还是科学家都不知道哪个液体是什么。
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