This is true even if the home or business has only one computer.

即使只有一台电脑也可如此。

youdao

Although I attended a lot of different kinds of classes in college, I signed up for only one computer class the whole time.

虽然我在大学上了很多种不同的课，但自始至终只报名学习了一门计算机课程。

youdao

Since there is only one token in the network, only one computer can transmit information at a time.

因为网络上仅有一个令牌，故一次仅能有一台计算机发送信息。

youdao

At the time, the Internet was known as Arpanet, and was used primarily by the government, and there was only one computer store in Santa Monica, Calif.

WSJ: "Disconnect": From Talkies to Texties

And so I came to suspect that the only truly believable computer program would be one able to ape life itself, since thinking as we know it exists only as a purposive tool of living organisms.

FORBES: Sorry, Jeopardy Watchers: No Computer Will Ever Be Remotely Human

The data capture system only stores one item of information on your computer -- a random number.

BBC: Phorm: Your questions answered