If you've ever noticed, Mac OS has its Apple menu on the top left and Windows has its start menu in the bottom left, really for no compelling reason.

如果你注意到，你会发现，Mac操作系统,在其左上角是Apple菜单，Windows却把它的开始菜单,放在左下角，毫无理由可言。

哈佛公开课 - 计算机科学课程节选

The default screen page is monopolized entirely by the text, with no title on the top and no page on the bottom -- though numbers do sometimes appear in incredibly small font in the right margin.

ENGADGET: iRiver Story HD review

The idea here is that there's no one top or bottom, left or right side to the camera.

ENGADGET

If you look at the cash position that professionals hold because they know how to time the market, you look at that, and they invariably hold most of the cash at the bottom and almost no cash at the top of the market.

FORBES: Intelligent Investing Briefing Book