a medical instrument that records several physiological processes simultaneously (e.g., pulse rate and blood pressure and respiration and perspiration)
造句
用作名詞(n.)
He revealed that half the officers in a key unit failed a polygraph test last year. 據他透露，半數某關鍵部門的警官都沒能通過去年的測謊鑒定。
A polygraph test consists of four to six sensors attached to a person\\\'s body to record breathing rate, pulse, blood pressure and perspiration. 測謊器包括四至六個感應器，連結在人體以記錄呼吸、脈搏、血壓與流汗情形。