一巴掌乎烂你满口谎言的嘴
[yī bā zhăng hū làn nĭ măn kŏu huăng yán de zuĭ]
An expression of anger or disgust with dishonesty, translates to ‘One slap will silence your mouth full of lies’. Used figuratively, this reflects someone’s disdain or frustration with falsehood or deceptions being spoken.