是否可以运行带有显示新输入密码选项的passwd命令？默认情况下，它不显示我输入的内容，我不想要这个。
[dave@hal9000 ~]$ passwd
Changing password for user dave.
Changing password for dave.
(current) UNIX password:
New password: bowman
Retype new password: bowman
passwd: all authentication tokens updated successfully.