revolution
Noun 革命, 大变革, 旋转, 转数, 循环
Invalid [化] 回转

When I tell the mother, she told me that the old man was an intellectual, broken during the Cultural Revolution.
当我把这件事告诉母亲时，她告诉我说这位老人原来是一位知识分子，在文革期间妻离子散。;