In this experiment, which included researchers from Belgium and Finland, 12 sighted and 12 blind participants agreed to perform a set of auditory or tactile tasks.

在此实验中，有来自比利时和芬兰的研究人员，12位正常人和12位盲人作为研究对象，同意进行听觉和触觉测试。

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For sighted people, the transition from print to digital text has been relatively subtle, but for many blind people the shift to computerized speech is an unwelcome and uncharted experiment.

对于视力正常的人来说，从印刷到数字的转变显得微不足道，但是对于许多视障人士而言，这一转变是一个不受欢迎的未知实验。

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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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South Africa's brief experiment with colour-blind government died, and was not revived until Nelson Mandela's triumph in 1994.

ECONOMIST: South Africa

Switzerland's previous radical experiment with drugs when the police turned a blind eye to open-air drug markets in Zurich and Bern ended in chaos in 1995 when the places became the haunts of drug users and pushers from across Europe.

ECONOMIST: Drugs in Switzerland