Endless aftertaste

Endless aftertaste [huí wèi wú qióng]

[Definition] Aftertaste: refers to the aftertaste after eating something. It is a metaphor for recalling something. The more you think about it, the more interesting it becomes.

[Source] Song Dynasty Wang Yucheng's poem "Little Animals Collection·Volume 6·Olive": "It's been a long time since I had an aftertaste; I finally felt it was as sweet as sugar.

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