a sudden expression of angry or violent feeling synonym outburst(怒气、激烈情绪等的)爆发 a flare-up of tension between the two sides 双方剑拔弩张
(of an illness )疾病 a sudden painful attack, especially after a period without any problems or pain Topics Illnessc2突发;(尤指)复发 the fact of a fire suddenly starting to burn again more strongly than before 骤燃;突然燃起更大的火焰 a flare-up of the bushfires 林区大火的猛燃