Before using most information systems in the computers or the networks, the users must obtain relevant authorizations which always have time limit, such as entry password.

计算机或网络中的一些信息系统需要获得一定的授权才能使用，而且很多授权都有一定的使用期限，例如登录口令。

youdao

Listing 6 adds subroutines for the first basic keystroke dynamics-related check: total time of password entry.

清单6将添加第一个基本的击键力度相关的检查子例程：密码输入总时间。

youdao

Enter a username and password into text entry boxes.

在文本输入框中输入用户名和密码。

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This would require two steps, the entry of a password as well as another action.

BBC: Technology

No wireless LAN access point or complicated ID or password entry is required, and once pictures have been downloaded to the smartphone, it is simple to upload them to social networking sites.

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