rake over something
phrasal verb with rake verb uk/reɪk/ us/reɪk/
不断重提（不愉快的事情）;对（不愉快的往事）耿耿于怀;念念不忘
to keep talking or thinking about an unpleasant event or experience
He keeps on raking over his divorce, when really he should be getting on with his life. 他本该重新开始新的生活，可他老是陷在离婚的阴影中不能解脱。