fluted column

例句：

1. 1. The architect designed a fluted column to enhance the architectural style.
   建筑师设计了一个有凹槽的柱子，以增强建筑风格。
2. 2. The fluted column was made of polished marble and stood tall in the center of the room.
   这个有凹槽的柱子是用抛光的大理石制成的，在房间中央高耸着。
3. 3. The fluted column was used as a decorative element in the grand entrance hall.
   这个有凹槽的柱子被用作大堂入口大厅的装饰元素。