"Spousal relationship" 是表示夫妻关系的常用英文表达。
来源: "Spousal" 是英文 "spouse"（配偶）的形容词形式。
一些英文例句及其中文翻译如下：
The survey asked about the participants' spousal relationship satisfaction.
这项调查询问了参与者对配偶关系满意度的情况。
The therapist helped the couple improve their spousal relationship.
治疗师帮助这对夫妇改善了他们的夫妻关系。
The study found that communication is key to a healthy spousal relationship.
研究发现，沟通是健康夫妻关系的关键。