roll back something
phrasal verb with roll verb uk/rəʊl/ us/roʊl/
削弱，限制
to limit or reduce the effects of a particular arrangement
He wants to roll back laws designed to clean up the air, water and land. 他想削弱旨在保持空气、水源和土地清洁的法律。
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。