If a computer user fails to log off, the system is accessible to all.

如果一位电脑用户没有登出，所有人都可以进入该系统。

《柯林斯英汉双解大词典》

Most of the time, when a computer user hears the word "cache," he thinks of a browser's cache.

在大多数情况下，当计算机用户听到“缓存”一词时，都会想到浏览器的缓存。

youdao

Browser: Software that allows a computer user to find and view information on the Internet.

浏览器：能让计算机用户在网际网络上寻找并检视信息的软件。

youdao

It enables the user to control the speed and sound levels of orchestral music playing on a computer.

VOA: special.2011.05.11

Even those of you who've taken AP computer science or something similar perhaps recall that even just getting a piece of input from the user is ridiculously not obvious.

你们中上了AP计算机科学这门课,或者类似的课程的人可能还记得,即使只是从用户那里得到一个输入,也相当麻烦。

哈佛公开课 - 计算机科学课程节选

This process gives a computer user control over which DNS server to use.

FORBES: Why a small change to Google Chrome could have big implications for Internet users

The invention provides a method for providing human input to a computer which allows a user to interact with a display connected to the computer.

FORBES: Apple's Ridiculous Patent

Initially, a secure communication mode of communication is enabled at a first computer without a user entering any cryptographic information for establishing the secure communication mode of communication.

FORBES: VirnetX Files Infringement Case Vs. Apple With ITC