* * * has three meanings: 1. Facing Guide's building, there are many real South Towers in history, such as Moon Tower in Jiangxia, also called South Tower, Baiyun Tower at the top of the Yellow River is also South Tower, and there are also South Towers in Gutanzhou and jiangling county.
2. Express the meaning of poetry. The allusion comes from Shi Shuo Xin Yu, to the effect that Yu Liang's subordinates were composing poems in the south building, enjoying themselves when they heard the sound of stairs. It sounds like a man wearing thick clogs, and everyone thinks it's Yu Liang. So it's this guy. Everyone wants to avoid it. Yu Liang smiled and said that everyone should not go. I am also very interested in this aspect, so I sat on the Hu bed and recited poems with everyone. At that time, the host and guests were very happy. This matter has become an allusion, which is more common in poetry.
3, have a sense of parting, looking forward to returning. Jiang Yan once wrote a farewell poem, which contained the word "South Tower", and most of the words in celebrity poems in the Southern and Northern Dynasties later became allusions. So the South Tower was endowed with the meaning of parting and expecting to return.