ex-KGB的用法和樣例：
例句
用作名詞 (n.)
- British-Russia relations deteriorated after Moscow refused to hand over former KGB officer Andrei Lugovoi.
在莫斯科拒絕把前克格勃官員盧格沃伊遞交給英國之後，英國和俄羅斯的關係就開始惡化。 - Putin, a former KGB agent, found that his dedication to physical fitness resonated with the Russian public during his eight years as president.
前克格勃成員普京，在他八年總統任期內，發現他所喜愛的健美活動與俄羅斯公眾的想法產生了共鳴。
