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.
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。
Trying to live up to the images of "perfect" models and movie heroes has a dark side: anxiety and depression, as well as unhealthy strategies for weight loss or muscle gain.
试图达到“完美”的模特和电影英雄形象也有阴暗面:造成焦虑和抑郁,以及选择不健康的减肥或增肌策略。
Think of it like a seesaw — neither side is touching the ground because the weight on each side is identical.
把它想象成一个跷跷板——任何一边都不会碰到地面,因为两边重量是相等的。
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