The following might help in explaining the difference between MPS and its counter part MRP.

以下的文字也许能帮助解释MPS和它的组成部分MRP之间的差别；

The '-c' flag of this utility accepts the plain text and outputs the encrypted counter part of it.

这个实用程序的 '-c' 标志接受明文并输出加密的计数器部分。