在受到压力时，拱形结构能够起到将其上面的压力转移到侧面，在侧面的重量则由拱形结构两侧的垂直部分来承受。
It works in compression to divert the weight above it out to the sides, where the weight is borne by the vertical elements on either side of the arch.
另一方面，在一张电路图表里，一个电阻器可能是水平或者垂直朝向的，并可能在之前电路元素的上面、下面或者旁边。
In a circuit diagram, on the other hand, a resistor might be oriented horizontally or vertically, and it might appear above, below, or next to the preceding circuit element.
爬到上面铺位需要身手敏捷，有一架狭窄的垂直梯子。
Getting to that top bunk demanded agility; it was reached by a very vertical, very narrow ladder.
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