1.
Admonishment and punishment:On the Social Control to the Non-marital Sexual Relations by Dai People s Common Law;
训诫与征罚:论傣族习惯法对非婚性关系的社会控制
2.
have extra-marital relations with sb
与某人有婚外的性关系
3.
(informal) pregnant out of wedlock.
（非正式）在婚姻关系之外怀孕的。
4.
Let go of bitterness Marriage isn't the only relationship that needs forgiveness.
莫怀憎恨并非只有婚烟关系需要谅解。
5.
Cohabitation without legal marriage.
非法同居没有合法婚姻关系的同居
6.
Crimes of Rape-within-the-marriage--An Analysis from the Social Gender Perspective;
关于婚内强奸非罪论的社会性别分析
7.
Couples who engage in premarital sex are more likely to break up before marriage than those who do not.
同婚前不发生性关系的未婚夫妻相比，婚前就有性行为的未婚男女更有可能在婚前分手。
8.
To live together in a sexual relationship when not legally married.
未婚同居无法定婚姻住在一起，有性关系
9.
Not engaged, married, or involved in a serious sexual or romantic relationship.
独身的未订婚、未结婚的，没有参与严肃的性关系或爱情关系之中
10.
Recognition and Protection of Unmarried Cohabitation by England Family Law;
英国家庭法对非婚同居关系的承认与保护
11.
A trial separation, ie of a couple whose marriage is indifficulties
试验性分居（婚姻关系出现裂痕时的）
12.
There were questions about sexual relationships outside his marriage.
其中有婚外的不正当性关系问题，
13.
He got off with his girl friend before marriage
他在婚前就与女友发生过性关系。
14.
Your virginity IS a big deal.
性，应该发生在负责任的婚姻关系之内。
15.
These groups still encourage marriage within the faith, but instead of shunning those who do marry non-Jews, they are now courting these intermarried couples.
他们仍然鼓励族内通婚，但不再规避与非犹太人结婚的人，而开始同异族婚姻夫妇建立良好关系。
16.
The Complexity and Reason for Images of Women in Their Love Affairs in Musical-Poetic Dramas of the Yuan Dynasty;
元杂剧婚恋关系中女性形象的复杂性及其成因
17.
Attitude toward premarital sexual behavior and related factors among college students in Guangzhou
大学生婚前性行为态度及与性行为关系
18.
nonlinear stress strain relation
非线性应力应变关系