talk on and on foolishly(/tediously/tiresomely)/……對于國民黨則敢于連篇累牘，～，勸其降順。(《毛澤東選集》875)…but they have no hesitation in directing an endless stream of words to persuade the Kuomintang to do so.
呶呶不休náo náo bù xiū
呶呶：說話絮絮叨叨。形容絮絮叨叨地說個不停。take on and on foolishly or tediously, talk tiresomely on and on, babble without stopping