n.反间谍活动

原形：counterspy复数：counterspies

The counterspy infiltrated the enemy's intelligence agency to gather crucial information.
这个反间谍渗透进敌方情报机构以收集关键信息。
The mission required extreme caution as the counterspy was operating in hostile territory.
任务要求极高的谨慎，因为反间谍在敌对领土上行动。
He used encryption to communicate with his handlers, a vital skill for any counterspy.
他使用加密方式与上级联络，这是任何反间谍的重要技能。
The counterspy's true identity was a closely guarded secret, known only to a select few.
反间谍的真实身份被严格保密，只有极少数人知道。
She spent years cultivating a cover identity to gain the trust of the enemy spies.
她花了多年时间培养一个掩护身份以获取敌方间谍的信任。
The operation involved a sophisticated double-agent strategy, where the counterspy pretended to defect.
行动涉及复杂的双面间谍策略，反间谍假装叛逃。
His expertise in counterintelligence helped uncover a network of spies within the government.
他在反情报方面的专长帮助揭露了政府内部的间谍网络。
The counterspy's work often meant living a life of deception, constantly looking over his shoulder.
反间谍的工作常常意味着生活在欺骗中，总是警惕着周围。
They employed high-tech gadgets and surveillance techniques to monitor the movements of suspected spies.
他们使用高科技装置和监视技术来监控疑似间谍的行动。
The success of the mission hinged on the counterspy's ability to decode encrypted messages.
任务的成功取决于反间谍解码加密信息的能力。