flare-up
noun /ˈfleər ʌp/
/ˈfler ʌp/
[usually singular]- a sudden expression of angry or violent feeling
（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
- a flare-up of tension between the two sides
- (of an illness
疾病 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
- a flare-up of the bushfires