青出于蓝胜于蓝你比你妈还脑残
[qīng chū yú lán shèng yú lán nĭ bĭ nĭ mā hái năo cán]
Translating to 'The student surpasses the teacher, but you are more mentally disabled than your mother', this net name is meant in a highly informal and derogatory manner, expressing contempt or ridicule towards someone perceived as less intelligent.