模仿句子：The source of the script is a novel by Dave Eggers, a sometimes melancholy study of shifting circumstances of a guy struggling to sort out his messy life, as the behemoth of American industrial and financial strength stumbles before the newer petrodollar economies and the emerging power of China. 

翻译：（该电影的）剧本源自戴夫·艾格斯的一本小说，讲述的是在石油美元经济和中国崛起前，美国的工业和金融实力蹒跚前行，一名男子苦苦挣扎，企图拯救自己混乱如麻的生活时所面临的种种苦难境遇。