secondary affinityglossary / secondary affinity The relationship of a spouse to the other spouse’s marital relatives.• An example is a wife and her husband’s sister-in-law. 词条贡献者 资深译员Gianluca,毕业于亚洲顶尖的高级翻译学院,专注翻译各种与清洁与可再生能源有关的法律文件。