goldpremium

例句：

1. 1. The gold premium has increased significantly due to the global economic uncertainty.
   由于全球经济不确定性，黄金溢价显著增加。
2. 2.Gold premium rates have been rising as demand for the precious metal increases.
   随着对贵金属需求的增加，黄金溢价率一直在上升。
3. 3.Gold premiums are a significant factor in determining the value of a gold investment.
   黄金溢价是决定黄金投资价值的一个重要因素。