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单词 Keeler polygraph
释义

Keeler polygraph

noun

Kee·​ler polygraph
"-
: an instrument for making a graphic record of the changes in blood pressure and pulse and respiration rate of someone being questioned under or as if under suspicion of guilt

called also lie detector

Word History

Etymology

after Leonarde Keeler †1949 American criminologist, its inventor

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更新时间:2024/12/23 14:47:44