待长发及腰灭掉小明可好
[dài zhăng fā jí yāo miè diào xiăo míng kĕ hăo]
In a playful way, this phrase expresses 'once my hair grows long enough to reach my waist, let me handle Xiao Ming (a typical boy's name)' - possibly hinting at a plan to confront or get revenge on 'Xiao Ming'. This phrase carries an element of playfulness and determination within.