A debate over this began in 1966 when a lie detector expert, Cleve Backster, connected a plant to a polygraph (lie detector).是什么意思_A debate over this began in 1966 when a lie detector expert, Cleve Backster, connected a plant to a polygraph (lie detector).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句