retrogressive
adjective /ˌretrəˈɡresɪv/
/ˌretrəˈɡresɪv/
(formal, disapproving)- returning to old-fashioned ideas or methods instead of making progress
倒退的;退化的 - a retrogressive change
倒退的变化
词源mid 17th cent.: from retro- ‘backwards’, on the pattern of progression. - a retrogressive change