Therecover operation adds a lot of value in cases where the private key of the pair is used to encrypt data; if the private key were lost, the encrypted data would also be lost.
恢复操作在密钥对的私钥被用来加密数据的情况下添加很多值。 如果丢失了私钥，则加密的数据也会丢失。
2
The banks are now desperately scrabbling to recover their costs.