I sit in front of computer seeing you logging in and out.

坐在电脑前看着你来，看着你走。

youdao

How to manage users: Logging in and out and attack methods on all layers?

如何管理用户：登陆，注销以及对所有层面的攻击方法。

youdao

Tcsh provides the built-in shell variable watch, which makes it easy to view who is logging in and out of the system.

tcsh提供了内置shell变量watch，可以通过它查看正在使用系统的用户。

youdao

Six years ago, radiologist Michael Zalis found himself spending a lot of time logging in and out of separate electronic health records at Massachusetts General Hospital to gather lab data, clinical notes, and other non-imaging information scattered in multiple databases.

FORBES: Making Electronic Health Records More Efficient

While logging out and logging back in to test the process for this article, I somehow managed to lock myself out of my account!

FORBES: TreasuryDirect Changes Security Features: Easier Account Access?

They come from numerous sources: from players logging in through their console (Xbox, Wii, etc) to play the game, using apps on their phone to look at their teams and make trades, and logging in through the Web to check out the options market.

FORBES: Playing The Gamers: How EA's 'FIFA 13' Hopes To Track -- And Change -- Users' Behavior