60年婚姻的英文怎么说

在英语中，60年婚姻可以用"diamond wedding anniversary"来表示。这个表达法的来源是因为钻石是一种珍贵的宝石，它的寿命是几乎无限的，因此它被视为婚姻的象征。

例句：

"John and Mary celebrated their diamond wedding anniversary last week with a small gathering of family and friends." (约翰和玛丽上周庆祝了他们的钻石结婚60周年，有家人和朋友参加了小型聚会。)
"The couple received many well wishes on their diamond wedding anniversary from their loved ones." (这对夫妻在他们的钻石结婚60周年时收到了很多祝福。)
"To celebrate their diamond wedding anniversary, the couple renewed their vows in a small ceremony at their church." (为了庆祝他们的钻石结婚60周年，这对夫妻在教堂里举行了小型仪式，重新宣誓。)