Literature Reference: 大业龙祉，徽音骏尊。潜居皇德，赫嗣天昆。展仪宗祖，重诚孝孙。春秋无极，享奏存存。—— 《郊庙歌辞 享太庙乐章 光大舞》 The great enterprise of the dragon's blessing, the noble sound of the steed's honor. Hidden in the emperor's virtue, brilliant in the succession of heavenly kin. Displaying the rituals of ancestors, valuing the sincerity of filial descendants. The years and seasons are boundless, the offerings remain eternal. Source from 'Jiao Miao Ge Ci Xiang Tai Miao Yue Zhang Guang Da Wu'.
无: No, it's clean, won't happen.
极: Positive, North Pole. Originally referring to the main beam of a house, it later extended to mean the pinnacle, the highest point, and other similar connotations.
Meaning: Wuji symbolizes boundlessness and infinity, representing vastness and eternal constancy.