retransformation       
noun [ C or U ] (also re-transformation) uk/ˌriː.træns.fəˈmeɪ.ʃən/ us/ˌriː.træns.fɚˈmeɪ.ʃən/
 再改变
a change in the appearance, form, or character of something or someone, or a change back to the way they were before
  Adolescence comes at a time when the "self" is prone to transformation and retransformation. 青春期恰逢“自我”容易发生转变和再转变的时期。 
 Every re-transformation results in a loss of energy.
 - More examples
 - It is a remarkable transformation -- one which could repeatedly undergo retransformation.
 - The adjusted cost per patient per day was £2,600 after retransformation of the data back to the original scale.
 - The identity of ethnic minorities experienced a process of re-transformation.