我闺蜜比柠檬还萌我姐妹比香蕉还娇
[wŏ guī mì bĭ níng méng hái méng wŏ jiĕ mèi bĭ xiāng jiāo hái jiāo]
The nickname translates to 'My best friend is cuter than a lemon, my sisters are prettier than a banana'. It playfully uses fruit comparisons to describe the endearing qualities of close friends and siblings. The unique imagery adds charm.