A decorative or weight-bearing structural unit, two sides of which form a right angle with one arm flush against a wall and the other flush beneath a projecting surface;a console or corbel.

• 梁托一种装饰性或承托重物的结构单元，其两边形成一直角，一臂嵌在墙上，另一臂嵌在一突出表面下；