支撑柱

例句：

1. 1. The building is supported by a series of steel pillars.
   这座建筑由一系列钢柱支撑。
2. 2. The bridge was built on the foundation of several sturdy pillars.
   这座桥建立在几根坚固的柱子基础上。
3. 3. The tall building is supported by a central pillar that rises from the ground.
   这栋高楼以一根从地面升起的中心柱为支撑。