Under george bush , america 's relationship with iran festered .

乔治布什当政期间，美国同伊朗的关系就开始恶化。

Yemen 's problems have festered for years .

也门已病入膏肓达数年之久。

It took decades to get geographically based gambling regulations right ; for much of the 20th century crime festered in las vegas .

他们花了几十年才让基于地理上的博彩管制适当；20世纪的大部分时间里拉斯维加斯都被犯罪的毒瘤困扰。

Yet she clearly feels at ease with her husband 's mission of restoring pride to a japan that conservatives feel has for too long festered in wartime guilt .

然而，她显然很赞同丈夫恢复日本自豪感的使命，保守派人士觉得，日本为战争而蒙受负罪感已经太久了。

So the greek crisis festered and spread .

因此，希腊危机愈加恶化、扩散。