张口就是肏尼玛催口就是你大爷
[zhāng kŏu jiù shì cào ní mă cuī kŏu jiù shì nĭ dà yé]
This translates roughly into vulgar terms reflecting anger or dissatisfaction directed rudely at another party using profane language ('Swearing loudly and bluntly'). Please note such usage represents coarse talk not generally appropriate for formal or polite communication environments.