大姨妈你别没事有事走出来
[dà yí mā nĭ bié méi shì yŏu shì zŏu chū lái]
This phrase humorously references the term for 'Aunt Flo,' the colloquial name for menstruation, literally saying 'Don't Come Out If There's Nothing Wrong' to express frustration toward unexpected monthly inconveniences.