老娘一口盐汽水喷死你
[lăo niáng yī kŏu yán qì shuĭ pēn sĭ nĭ]
This is a humorous or mocking expression to intimidate someone. The phrase uses the imagery of 'salt soda water' spray and exaggerates it in a colloquial, even crude manner that expresses intense dissatisfaction or sarcasm.