这些因素包括先前的抑郁史，糟糕的婚姻关系或缺乏社会支持和紧张生活事件。

They include a previous history of depression, a poor marital relationship or a lack of social support, and stressful life events.

婚姻关系中的沟通是关键。

Communication is key in marital relations.

他们的婚姻关系非常和谐。

Their marital relations are very harmonious.

婚姻关系需要双方的努力和理解。

Marital relations require effort and understanding from both parties.

他们正在努力改善他们的婚姻关系。

They are working hard to improve their marital relations.

处理好婚姻关系对家庭幸福很重要。

Managing marital relations well is important for family happiness.

他们参加了一个关于婚姻关系的研讨会。

They attended a workshop on conjugal relationships.

她以婚姻关系破裂为由申请离婚.

She petitioned for divorce on account of the breakdown of their marriage.

美国人一直很重视婚姻关系模型。

The U.S. is very strongly tied to the model of marriage.

某些性格特征与婚姻关系的成功有密切关系，带有这些性格特征的人往往拥有成功的婚姻关系。

There are also certain personality traits that are related to marital success and people who possess these traits usually have successful marriages.