n.反情報；反間諜活動
Within months he was being trained in counterintelligence. 后來的幾個月,他一直接受反情報訓練。
Most of the unit's soldiers are tactical counterintelligence agents. 這支部隊的大多數(shù)士兵都是手段高明的反情報特工。
Counterintelligence seeks to nullify the enemy's espionage efforts 反間諜活動目的是挫敗敵人的間諜活動。
