2. "Xi" is a classical Chinese auxiliary word, which is equivalent to modern "ah" or "ya". Used as an auxiliary word of mood, used as a function word at the end of a sentence to express pause and emphasize mood. For example, if you go back to Xi, you will go back to Xi and I will sail for you.
3. Liu Bang's original poem "Song of the Wind": The wind rises in Yunfei, the hometown of the weaver girl returnees, and the warriors guard everywhere? Xiang Yu's "Gaixia Song" is full of strength and enthusiasm, but in adverse times, it never dies. What can I do without dying? What can I do if I am worried?