The meaning of three clans is not three clans, but three clans of Zhao, Qu and Jing in Chu. The surname of Chu royal family is Mi, and this branch is Xiong, which is divided into Zhaoyang, Qu Yuan and Jing Cha. This sentence is an inspiring example, with a very strong emotional color, and also shows their determination to win. Although the Qin Dynasty destroyed our country, we can certainly destroy the Qin Dynasty. It is worth mentioning that the decisive battle of the demise of the Qin Dynasty was launched in the area of "Three Lakes", which also makes this sentence even more mysterious.