萌姐比柠檬还萌
[méng jiĕ bĭ níng méng hái méng]
This means the person is claiming they are even cuter ('more moe') than lemons, which symbolize refreshment. 'Moe' is a word often associated with Japanese pop culture that denotes charmfulness, cuteness, freshness. A lighthearted and fun name that projects an endearing, energetic, sweet character to oneself.