diatribe
noun /ˈdaɪətraɪb/
/ˈdaɪətraɪb/
(formal)- diatribe (against somebody/something) a long and angry speech or piece of writing attacking and criticizing somebody/something
（无休止的）指责；（长篇）抨击，谴责 - He launched a bitter diatribe against the younger generation.
他对年轻一代发起了猛烈的抨击。
词源late 16th cent. (denoting a long and complicated speech): from French, via Latin from Greek diatribē ‘spending of time, discourse’, from dia ‘through’ + tribein ‘rub’. - He launched a bitter diatribe against the younger generation.