告诉我为毛数学总是不及格
[gào sù wŏ wéi máo shù xué zŏng shì bù jí gé]
Translating to 'Tell me why I always fail at Math.', this nickname conveys frustration and bewilderment about poor performance or struggle with math. It showcases self-irritation and the helplessness in understanding mathematical concepts. Also has humorous elements in expressing personal incompetence in an academic subject.