好词典

polygraph

UK //ˈpɒl.ɪ.ɡrɑːf//US //ˈpɑː.li.ɡræf//

词源

源自希腊语 'poly-'(多) + '-graph'(写、记录),字面意思为'多种记录'。17世纪首次用于指复写器,20世纪开始用于指测谎仪。

noun

❶ 测谎仪,一种通过记录血压、脉搏、呼吸等生理变化来判断被测者是否说谎的仪器。

“The suspect was asked to take a polygraph test during the investigation.”

(调查期间,嫌疑人被要求接受测谎仪测试。)

“Many law enforcement agencies use polygraphs to screen job applicants.”

(许多执法机构使用测谎仪来筛选求职者。)

❶ 复写器,一种可以同时书写或绘制多份相同内容的设备。

“In the 19th century, polygraphs were used to make copies of handwritten documents.”

(19世纪时,复写器被用来复制手写文件。)

“Thomas Jefferson used a polygraph to keep copies of his letters.”

(托马斯·杰斐逊使用复写器来保存他的信件副本。)

同义词:lie detector, copying machine, duplicator

常见短语

polygraph test — 测谎测试,指使用测谎仪进行的检测过程,常用于犯罪调查或安全审查。

“He passed the polygraph test, which helped clear his name.”

(他通过了测谎测试,这有助于洗清他的嫌疑。)

polygraph operator — 测谎仪操作员,指经过专业培训、能够操作和解读测谎仪结果的人员。

“The polygraph operator carefully monitored the subject's physiological responses.”

(测谎仪操作员仔细监测着受试者的生理反应。)