pile column

例句：

1. 1. The engineer carefully placed the pile column on the ground.
   工程师小心翼翼地把堆柱放在了地上。
2. 2. The construction workers were busy stacking the pile columns.
   建筑工人正在忙着堆叠堆柱。
3. 3.The column was made of solid stone, which made it a sturdy and durable structure.
   这个柱子是用坚固的石头制成的，因此是一个稳固且耐用的结构。