指夫妇结婚25年的婚姻silver wedding

• 老年伉俪，挽手慢步，是银婚是金婚？

  An elderly couple, strolling hand in hand. Is it a silver wedding or a golden wedding?

• 他们分别是“新婚”、“铜婚”、“银婚”。

  They are newlyweds, and they are on their "bronze wedding" and "silver wedding" respectively.