伴你久久伴你长久
[bàn nĭ jiŭ jiŭ bàn nĭ zhăng jiŭ]
To accompany you for a long time. People using such a net name might hope they can always stay by someone’s side as close and indispensable as possible for very long. Or it simply shows their deep affection toward another one and wish they can always stick together happily