儿子立正跟妈走女儿立正跟爹走
[ér zi lì zhèng gēn mā zŏu nǚ ér lì zhèng gēn diē zŏu]
The phrase literally translates to 'Son at attention follow mother, daughter at attention follow father.' This nickname reflects a humorous and whimsical attitude about family dynamics and parenting roles. It highlights an unconventional yet amusing take on child-rearing responsibilities within the family.