You can tilt the iPad any direction, even upside down, and the screen will flip to display an upright image.

你可以任意旋转iPad，甚至上下倒置，屏幕会随即调整显示正确朝上的图片。

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My mind has never before seen such a chair, but it compiles all the associations -- upright, level seat, stable, legs-and creates the visual image.

我的记忆中从未见过这样一把椅子，但它符合所有（与椅子）相关联的事物——它是直立的，有水平的座位，是稳定的，有若干条腿——并随之产生了视觉映像。

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Based on the medial axis transform of the upright maximal squares, a new robust binary image skeletonization was proposed in this paper.

基于最大正方形的中轴变换，提出了一种二值图像的骨架提取算法。

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Only if he manages to undermine his own image, as an upright Christian and a plain speaker, will Herman Cain be damaged.

BBC: Herman Cain: When in trouble, switch stories

What the company has to show for itself today is a black box about the size of an old VHS cassette which, standing upright, can project a 10-inch wide image onto any surface.

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