You've been sitting at the computer for hours.

你已经在电脑前坐了好几个小时了。

youdao

Good posture is essential when working at the computer.

用电脑工作时良好的姿势极其重要。

《牛津词典》

They started out by looking at the computer screens which display the images.

他们从观看显示图像的计算机屏幕开始。

《柯林斯英汉双解大词典》

Jan Hafner is a scientific computer programmer with the International Pacific Research Center at the University of Hawaii.

VOA: special.2011.05.24

So you can do some crazy things because at the end of the day, the computer really doesn't care.

你们可以做一些疯狂的事情，因为最终，那个计算机并不关心。

哈佛公开课 - 计算机科学课程节选

And that's when things really get interesting and so this just hints at the types of thinking that one can derive from the field of computer science and apply either to the field itself of computer science, or whatever domain it is that you are here too study.

这样就开始有意思起来了,这仅仅是我们从计算机科学领域,获得的一些思维方式上的启示,这种思维方式不仅适用于计算机科学本身，也同样可以应用在其他的学习领域。

哈佛公开课 - 计算机科学课程节选

Yesterday morning I sat at the computer at the Bozeman Comfort Inn, trying to plan the flight home.

FORBES: Do You Want Thunderstorms Or Forest Fires?

The new girl was back at the computer, clicking away at the keys.

NEWYORKER: Ziggurat

The new girl sat at the computer in the corner playing Ziggurat, Panic!

NEWYORKER: Ziggurat