栏杆作为结构梁架，使楼梯保持直立，同时两个减震器有助于减轻脚下台阶的震动。
The railings serve as structural beams to keep the staircase upright, while two dampers help to prevent the staircase from vibrating under foot.
这些突起物就像照相机的三脚架，可以让鸡蛋更稳定，帮助它保持直立。
Like the legs of a camera tripod, these bumps make an egg more stable and help keep it upright.
一种装置，通常包括支撑一根悬挂绞索的横梁的两根直立柱子，用于执行绞刑；绞刑架。
A device usually consisting of two upright posts supporting a crossbeam from which a noose is suspended and used for execution by hanging; a gallows tree.
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