待我长发剪下送你拖地可棒
[dài wŏ zhăng fā jiăn xià sòng nĭ tuō dì kĕ bàng]
Roughly means 'when my long hair grows, cutting it off and offering it for you to use for cleaning is great.' This implies a humorous or exaggerated gesture of dedication or sacrifice for a loved one, often symbolizing devotion.