退程 meaning in English

back stroke
backward stroke

As the gang of students is also the social problem , we have to analyze the reasons by inquiring from family , school and social environment . a good teenage could not change into bad one in a day ' s time , there must be a developing process . therefore , we must find out the problems from the developing process , assist them to correct and back to the society and live a new life
童黛阻题既是社酋罔题，我们就要徙家庭、罩校、和社曾缀境去探豺，分析其成因?由大好青少年渝焉童黛，业不是一朝一夕的事，必有其凳展退程我估就在道些退程中找出微桔所在，潞助他们改正、重投社曾、徒新做人。