1INCREASE IN ACTIVITY, FEELINGS ETCUNPLEASANTif an unpleasant feeling or problem festers, it gets worse because it has not been dealt with 〔不快的感觉或问题〕加剧,恶化
The dispute can be traced back to resentments which have festered for centuries.
这一争端可以追溯到积累了好几个世纪的仇怨。
2MIILLNESS/DISEASEif a wound festers, it becomes infected 〔伤口〕溃烂,化脓