sleuth
noun/sluːθ/
/sluːθ/
(old-fashioned or humorous)- a person who investigates crimes
侦探 - an amateur sleuth
业余侦探 - Agatha Christie’s super sleuth, Hercule Poirot
阿加莎·克里斯蒂笔下的超级侦探赫尔克里·波洛
Word OriginMiddle English (originally in the sense ‘track’, in sleuth-hound): from Old Norse slóth. Current senses date from the late 19th cent. - an amateur sleuth