To deregulate something means to remove controls and regulations from it.
例句
...the need to deregulate the US airline industry...撤銷對美國航空業管制的需要Once wholesale prices are deregulated, consumer prices will also rise.一旦批發價格放開，零售價格也會隨之上漲。
英英詞典釋義
Noun
1. the act of freeing from regulation (especially from governmental regulations)