Why are there so many words "Xi" in Qu Yuan's poems?

Hey? , classical Chinese auxiliary words; "Ah" or "elegance", so Xi is equivalent to modern poetry, used to express feelings.

Introduction:

Qu Yuan (about 340 BC or 339-278 BC) was a poet and politician of Chu State during the Warring States Period in China. Born in Chu Danyang (now Yichang, Hubei). Mi surname, Qu family, human, the word is native; Since the cloud name is regular, the spirit word is even. In his early years, he was trusted by Chu Huaiwang as Zuotu, and was also a doctor of San Lv, in charge of internal affairs and foreign affairs. Advocate "American politics", advocate improving talents and abilities internally, improve statutes, and unite external forces to resist Qin. Slashed by nobles, he was exiled to Hanbei and Yuanxiang Valley. After General Qin attacked Ying, the capital of Chu State (now Jiangling, Hubei Province), Qu Yuan drowned in the Miluo River and died heroically.

Poetry:

1, Miao nationality of Emperor Levin, me, Emperor, Kao Boyong.

I took it in Meng Xi, but I was born in Ganyu.

3. Zhao Xi became famous at the first sight of the emperor.

4. The name is Zheng and the word is Ping.

I have both inner beauty and repairing ability.

6, Hu Jiang from monarch, threading for her.