a narrow piece of plastic, stone, wood, etc. around the top edge of a wall, on a door, etc., usually for decoration 线脚（用于檐口、门楣等的凹凸带形装饰） There were elaborate plaster mouldings around the ceiling. 天花板周围有精美的石膏线条。 You can fit a strip of hardwood cove moulding into the corner. 您可以将一条硬木小海湾成型条放入角落。