待我长发及腰到时娶你可好
[dài wŏ zhăng fā jí yāo dào shí qŭ nĭ kĕ hăo]
'When My Long Hair Reaches My Waist Will You Marry Me'? Expressing a longing desire to marry someone after growing up or reaching a specific stage of life, with long hair often symbolizing maturity.