“成配偶”常见的英文表达可以是 “become spouses” 或 “get married and form a couple” 。
“become spouses”直接表达了成为配偶这一状态，简洁明了。例如：After years of dating, they finally became spouses.（经过多年的恋爱，他们最终结为了配偶 。）
“get married and form a couple” 描述了结婚并组成夫妻这一过程和结果，语义更丰富一些。例如：They decided to get married and form a couple, starting a new chapter in their lives.（他们决定结婚并组成夫妻，开启人生新的篇章 。）