英语翻译situationally lonely chronicll lonely 这两个expressions是关于心

我的翻译,请过目：
The Situationally Lonely = being lonely was precipitated by an event - a death, a divorce, or other. 反应性抑郁症
The Chronically Lonely = lack social or interpersonal skills necessary to make others feel comfortable. 内源性抑郁症