准许一个用户完全地或有限制地访问某一系统或存取某一数据集的一种字符串。

A character string that enables a user to have full or limited access to a system or to a set of data.

youdao

准许一个用户完全地或有限制地访问某一系统或存取某一数据集的一种字符串。

A character string that enables a user to have full or limited access to a system or to a set of data.

youdao