一纸定情
[yī zhĭ dìng qíng]
'Yi Zhi Ding Qing' translates to 'a single sheet to define love,' meaning a formal letter or note exchanged as an expression of deep feelings or commitment between two individuals. This name evokes a sense of old-fashioned romance through writing or pledging eternal affection and trust with written words, representing promises or letters sealed with sincerity.