dà / jiā / zhèng / zài / shāng / liang / zhèng / shì / nǐ / bié / zài / zhè / lǐ / nòng / zuǐ / nòng / shé

大家正在商量正事，你别在这里弄嘴弄舌。

Everyone is discussing serious business, so don't stir up trouble with gossip here.