He went through a period of deep despondency after his divorce.他离婚后经历了一段极度消沉的时期。He's really plumbed the depths of depression since their breakup.他们分手以后他就陷入极度消沉之中。I was beginning to understand that being alone could be terribly depressing.我开始明白独居的生活会令人极度消沉。