手牵手一直走心连心一起老
[shŏu qiān shŏu yī zhí zŏu xīn lián xīn yī qĭ lăo]
Means 'hand in hand we walk on; heart to heart we grow old together.' It expresses hope and determination about an ongoing or expected relationship. This kind of username usually belongs to users expecting to maintain harmonious long-term relations with loved ones, including spouses, relatives, and dear friends.