你好胖我抱不动你好高我够不着
[nĭ hăo pàng wŏ bào bù dòng nĭ hăo gāo wŏ gòu bù zhe]
In English, it means 'You're so fat I can't carry you, you're so tall I can't reach you.' This playful netname likely refers lightheartedly to the differences in physical appearance between friends.