初恋:first love

早恋:puppy love

黄昏恋:twilight romance

姐弟恋:romance with younger man

三角恋:love triangle

精神恋爱:platonic love

单恋:unrequited love

相思:lovesick

相亲:blind date

速配:speed dating

老情人:old flame

一夜情:one-night stand

网恋:cyber love 合法婚姻:legal marriage

再婚:remarry

重婚:bigamy

试婚:trial marriage

包办婚姻:arranged marriage

近亲结婚:intermarriage

老少配:May and December marriage

如意郎君:Mr.Right

闪婚:flash marriage

婚前检查:premarital check-ups

一夫一妻:monogamy

离婚:divorce