画个三角鄙视你画个圈圈鄙视你
[huà gè sān jiăo bĭ shì nĭ huà gè quān quān bĭ shì nĭ]
A humorous way to say 'Drawing shapes to mock or criticize you', reflecting light-hearted disdain through doodling different geometrical forms as if drawing curse symbols on others.