待我长发及腰我来娶你可好
[dài wŏ zhăng fā jí yāo wŏ lái qŭ nĭ kĕ hăo]
This online name '待我长发及腰我来娶你可好' can be translated as 'When I let my hair grow long enough, would it be okay for me to marry you?' It's an expression used by someone expressing their desire and commitment. The owner might be someone romantics or has a strong wish towards marriage.