晴空未蓝海已深阳光已照我心凉
[qíng kōng wèi lán hăi yĭ shēn yáng guāng yĭ zhào wŏ xīn liáng]
This netname implies 'Though it is sunny, it hasn't blue the sky; Though sunshine illuminates my heart, I still feel cold.' This sentence shows a contradictory situation where despite positive conditions surrounding, the user still feels internal negativity. This could reflect a gloomy and melancholic mood amidst outward prosperity.