他们的行动使两国关系面临严重恶化的危险。Their actions threatened a serious breach in relations between the two countries.当婚姻破裂时，孩子们也被卷进父母感情日益恶化的漩涡中。When marriages break down children are swept into the vortex of their parents' embitter...

“恶化的”的英语可以翻译为：[医] depraved，pejorative，exasperate ...