phrase a pile of one type of food on which other food is arranged as a meal: 以…为底层的饭菜 roasted vegetables on a bed of rice底下铺了一层米饭的烤蔬菜 Serve the beef on a bed of polenta with mushrooms and peppers. Pile the avocados on a bed of lettuce. You could serve the fish on a bed of lightly cooked greens. See also