burnishing

例句：

1. 1. The gold medal was burnished to perfection by the spotlight.
   金牌在聚光灯下熠熠生辉。
2. 2.The polished surface of the vase reflected the light beautifully.
   这个花瓶的表面被打磨得非常光滑，反射出美丽的光线。
3. 3. The jewellery was burnished with a fine layer of diamond dust.
   这件珠宝被一层细腻的钻石粉末抛光。