Definition
to lower or decrease the cost or price of an item
降低（價格）；削減（價格）；減少（價錢）
In an effort to boost sales, the store decided to roll back prices by 15%.
為了促進銷售，這家商店決定將價格降低15%。
The company announced plans to roll back the price of the new product to attract more consumers.
該公司宣布計劃降低新產品的價格以吸引更多消費者。
The economic downturn has forced many businesses to roll back service prices in order to retain customers.
經濟衰退迫使許多企業降低服務價格以留住客戶。