Among them, "autumn" refers to autumn; "Prayer" means prayer, which is often used in religious or folk beliefs, such as prayer and blessing. "Pine" often refers to pine trees and is a common literary symbol. For example, Chen Yi's "Song Qing" reads "Snow presses pine trees, and pine trees are tall and straight"; "Nan Zhou" may refer to a ship in the south, but this phrase has never been seen in literature, poetry or songs. It may be a new word or a typo.
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