那妞很美告诉她我是你姐
[nèi niū hĕn mĕi gào sù tā wŏ shì nĭ jiĕ]
The name means 'That girl is beautiful; tell her I am your older sister.' It implies admiration for another’s beauty but also establishes a sense of closeness or protectiveness, as if the user sees herself as part of the admired one's family.