roll back

phrasal verb

roll something back

to reduce the power or importance of something; to reverse the progress made with something降低（力量或重要性）；使倒退
- Many of the gains made in the last 20 years have been rolled back.过去 20 年取得的很多收益已经归零。
to push something further away开拓；推进
- (figurative) to roll back the frontiers of space拓展太空领域
(North American English) to reduce prices, etc.降低，削减（价格等）
- to roll back inflation降低通货膨胀

单词	roll-back
释义	roll back phrasal verb roll something back to reduce the power or importance of something; to reverse the progress made with something降低（力量或重要性）；使倒退 Many of the gains made in the last 20 years have been rolled back.过去 20 年取得的很多收益已经归零。 to push something further away开拓；推进 (figurative) to roll back the frontiers of space拓展太空领域 (North American English) to reduce prices, etc.降低，削减（价格等） to roll back inflation降低通货膨胀
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