Her kidnapper successfully extorted a $250,000 ransom for her release.
绑架者们成功地勒索了25万美元的赎金才释放她。
If you ransom someone who has been kidnapped, you pay the money to set them free.
赎出 • The same system was used for ransoming or exchanging captives. 同一系统也被用来赎回或交换俘虏。