Xian Kao, Xian Kao, Xian Kao and Xian Cong all refer to the deceased parents, among which Xian Kao and Xian Kao refer to the deceased father and Xian Kao and Xian Cong refer to the deceased mother. These two appellations are easy to distinguish. Xian Kao and Xian Yan are honorifics for deceased parents, while Xian Kao and Xian Yan are honorifics for deceased parents.
"Therefore" means "deceased". Although the semantics of these words overlap, they can also be used together. Therefore, it is mainly a kind of honorific title for the deceased parents. "Passing the exam first, passing the exam first" is mainly a kind of honorific title for the deceased parents.
In fact, China's earliest inscription is "take the test first, take the test first". Later, it evolved into "test first, test first". Of course, the former has been used all the time. The reason why it will evolve is mainly to publicize the virtues of parents. The source of the word "xian" is "virtuous and virtuous, and his behavior is remarkable"