diatribe
noun [ C ] formal uk/ˈdaɪ.ə.traɪb/ us/ˈdaɪ.ə.traɪb/
怒斥，抨击;檄文
an angry speech or piece of writing that severely criticizes something or someone
He launched into a long diatribe against the lack of action in Congress. 他开始长篇大论地抨击参议院行动不力。