[fǎn fù]
（重復） repeatedly; again and again; time and again; over and over again
explain over and over again
反復解釋
think and think; think a lot about sth.; turn sth. over in one's mind again and again; contemplate
反復思考
The plan was born out of repeated discussions.
這個計劃是經過反復討論而產生的。
（翻悔） reversal; relapse; changeable; fickle
have ideological relapses
思想上有反復
I mean what I say and shall never react from [go back on] my words.
我講話是算數的， 決不反復。
（回到原有狀態） reversal; relapse
full of reversals and zigzags
有很多反復和曲折
You are well now, but mind you don't have a relapse.
你的病雖然好了， 可要防止反復。