Explanation of alliance: In ancient times, when forming an alliance, animals were killed and their blood was sacrificed to swear an oath to God. Chen Xuling of the Southern Dynasty wrote "Emperor Wu's Letter to the King of Guangling City of the Northern Qi Dynasty when he was Prime Minister": "If the ghosts and gods knew about it, they would rather carry it away; ghosts and gods are ignorant, so why make an alliance." Du Fu's poem "Thatched Cottage" of the Tang Dynasty: "Behead the white horse at midnight to form an alliance. The anger has become thick." One of the poems in "The Biography of Gu Liang" written by Quan Deyu of the Tang Dynasty: "The ministers are in alliance with each other, and the monarchy is like a mess." The poem "Fan Qinghu" written by Wu Weiye of the Qing Dynasty: "A dozen people are in a hurry. The word alliance means alliance. It used to mean an oath to make a treaty, but now it refers to the alliance of classes and the alliance between countries: allied forces. ally. Allies. Covenant. A pledge of eternal love. Refers to sworn brothers: ally brothers. Brother. Administrative unit of Inner Mongolia Autonomous Region, China. Swear (oath): oath of alliance. Radical: Pan; Stroke order number Explanation of 惃 à [惃blood] During the alliance meeting, the ancients would smear the blood of livestock on their lips to show sincerity, such as "惃惃 is an alliance". Suction with mouth. Radical: owe.