With a sharp paring knife, peel remaining 2 oranges. Slice oranges crosswise 1/2 inch thick, then halve slices; push out, and discard any seeds. Set aside.

• 用锋利的去皮刀给另外两只桔子去皮。把桔子斜切成1/2英寸厚的块，然后再把每一瓣平均切成两半；去籽。净放一边备用。