不美不萌不温柔不哭不闹不炫耀
[bù mĕi bù méng bù wēn róu bù kū bù nào bù xuàn yào]
The user here lists attributes they are not -- beautiful, cute, gentle, weepy, quarrelsome, arrogant -- potentially as a declaration of modesty, independence or an embrace of unconventional attractiveness.