So, did you wind up sending that machine back?

所以，你最后把机器送回去了吗?

The operator is sending this machine and other equipment to do the job.

操作员正在派这台机器和其他设备来完成这项工作。

In other words, it’s the same process for encrypting and decrypting; you just have to make sure the sending and receiving machines have the same initial configuration.

换句话说，加密和解密是同一个过程；您只需确保发送和接收机器具有相同的初始配置。