你那么骄傲不如脱光了炫耀
[nĭ nèi me jiāo ào bù rú tuō guāng le xuàn yào]
This net-name has a slightly sarcastic tone. If understood literally it means 'you're so proud why don't you just get naked to show off?'. It may be referring to a self-secure attitude with subtle contempt.