I first instantiate the DESEngine class, which implements the DES cryptographic algorithm.

我首先实例化了DESEngine类，这个类实现了DES加密算法。

youdao

I first instantiate the DESEngine class, which implements the DES cryptographic algorithm.

我首先实例化了DESEngine类，这个类实现了DES加密算法。

youdao