initial password的用法和样例：
例句
- Some banks also require you to select a password.
有些银行还要求你挑选一个通行字。 - Based on the plane geometric properties, this paper gives a remote password authentication scheme withoutpassword table, and analyses this scheme,s security and computing property.
基于平面几何特性给出了一种不用通行字表的远程通行字认证方案，并对该方案的安全性和计算特性进行了分析。
