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Note: Siniperca chuatsi: swan; Yan Sen: Beautiful and prosperous.
Zhang Chang thrush: (idiom) Zhang Chang: Pingyang in Han Dynasty, Jing Zhaoyin in Xuandi. Zhang Chang painted his wife's eyebrows. In the past, this was a metaphor for a good relationship between lovers. The first part means that lonely swans naturally like beautiful and prosperous environment when they find a place to live, which means that good birds choose wood to live, and gentlemen like ladies. The second part means using the idiom Zhang Chang Thrushcross to describe the love, love, acquaintance, blind date and respect between men and women.