zài / wèi cí luó jí / zhōng / wèi cí / kě yǐ / biǎo shì / duì xiàng / de / shǔ xìng / yě / kě yǐ / biǎo shì / duì xiàng / zhī jiān / de / guān xì在谓词逻辑中,谓词可以表示对象的属性,也可以表示对象之间的关系。In predicate logic, a predicate can represent an attribute of an object or a relationship between objects.