the secret gathering of information on othersthe acts of espionage on behalf of the Confederacy carried on by Belle Boyd and Rose Greenhow
the acts of espionage on behalf of the Confederacy carried on by Belle Boyd and Rose Greenhow
spying
counterespionage, counterintelligence, intelligencecloak-and-daggertradecraftobservation, reconnaissance, surveillancebugging, eavesdropping, wiretappingdope, goods, lowdown
in 1793
英语同义词词典收录了63618条英语词条,基本涵盖了全部常用同义词或反义词的辨析及翻译,是英语学习的有利工具。