求翻译：　　而这部电影最大的话题来自于莱昂纳多与艾米-汉莫的“断背”剧情。后者将在片中扮演胡佛的秘书兼情人，二人将有激情对手戏。是什么意思？

　　And the film's biggest topics from Leonardo DiCaprio and Amy-Eaton Cutler-Hammer "Brokeback" plot. Which in the film play Hoover's Secretary and lovers, who will passionate opponents play.