男厕所里的大姨妈
[nán cè suŏ lĭ de dà yí mā]
'Period in the Men’s Restroom' is likely used humorously or sarcastically. In a culture context, ‘大姨妈’ refers to menstrual periods; however, seeing it as out of place in a men's restroom adds absurdity, often implying confusion or misplaced scenarios.