prime couple

例句：

1. 1. They've been together for over 20 years and are considered the prime couple in their community.
   他们已经在一起超过20年了，被认为是他们社区的最佳伴侣。
2. 2. The prime couple is planning a grand wedding with all their friends and family present.
   这对黄金搭档正在计划一个盛大的婚礼，邀请了所有的亲朋好友。
3. 3. He was always looking for a prime couple to share his life with.
   他总是在寻找最佳的伴侣来分享他的生活。