饼干汽水彩虹糖呢
[bĭng gān qì shuĭ căi hóng táng ní]
The net name 'Biscuits, Soda and Rainbow Candy?' implies innocence, sweetness and childhood nostalgia, evoking memories of treats enjoyed in one's youth; there's a playful implication to this username with its mention of candy and soda.