The culture for King Zhou to worship is mainly characteristic of offering sacrifices to ancestors.
周王祭礼文化独特特征是以祭祖为主。
Chongyang Cake comes from the food just in season in September. That is why Chongyang Cake is recommended for offering sacrifices to ancestors on the day of Chongyang Festival.
重阳糕就是九月的当季食物，也是它作为祭品在重阳节献给祖先的原因。
Their view of filial piety embodied in supporting parents, offering sacrifices to ancestors and being faithful to the emperor, which was fully reflected in filial piety poems.
唐人的孝亲观主要体现为善事父母的养亲观、居丧致哀的祭亲观和忠重于孝的忠君观，这在诗歌中有充分体现。
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