明文 的中文句子和英文句子

密码一种密码系统，其中固定长度的明文里的单元，通常为字母，被任意倒置或按事先确定的符号系统替换

A cryptographic system in which units of plain text of regular length, usually letters, are arbitrarily transposed or substituted according to a predetermined code.


那官员在统计表前加了一段说明文字.

The official prefixed an explanatory note to the list of statistics.


遗嘱检验文件遗嘱有效的法律证明文件

Judicial certification of the validity of a will.


她费尽力气想看懂那些说明文字，却全然不知所云。

She tried to understand the instructions, but she was completely at sea.


银行发的支票保付卡不是有效的身份证明文件。

A credit card is not a valid proof of identity.