N-UNCOUNTPerestroika is a term which was used to describe the changing political and social structure of the former Soviet Union during the late 1980s. (前苏联)改革
So ifyouinsist onmegiving advice, Iwillcertainlynotgive you a kind ofmenuora timetable forchange, but I do believe that whatAmericaneeds is its own perestroika.