待我长发及腰我要你做伴
[dài wŏ zhăng fā jí yāo wŏ yào nĭ zuò bàn]
Literally translated as 'wait until my hair grows down to my waist, I want you to keep me company.' This expresses an intense anticipation or desire, likely referring to the wish of growing up and hoping someone will be there to accompany them through their future.