White Gold or Platinum?

白金还是铂金？

Is that white gold?

是人造白金的吗？

It was a blue sapphire encased in white gold.

这是个曾被白金包裹的蓝宝石。

Though he looked for it all day long, he couldn't find the piece of white gold.

虽然他找了一整天，却始终找不到那块白色的金子。

Gold alloy can be classified as white gold alloy and color gold alloy by color.

金合金按照颜色分主要有白色金合金和彩色金合金两种。