长大后我嫁你长大后我娶你
[zhăng dà hòu wŏ jià nĭ zhăng dà hòu wŏ qŭ nĭ]
This nickname literally means 'I’ll marry you when I grow up; I’ll marry you when I grow up,' reflecting youthful innocence and the promise of staying together into adulthood. It signifies a childlike pledge of commitment.