1. They chose to live in sin before getting married.
他们选择在结婚前未婚同居生活。

2. In the past, people were often criticized for living in sin.
过去，人们常因未婚同居而受到批评。

3. The couple decided to live in sin while saving money for a wedding.
这对情侣决定在存钱办婚礼期间同居生活。

A: Are they married?
A：他们结婚了吗？

B: No, they are living in sin for now.
B：没有，他们目前是未婚同居。

1) 未婚伴侣共同生活的状态

2) 带有传统或宗教批评意味的说法

3) 描述非婚姻关系的同居生活

4) 旧式或正式语境中的表达

1. 未婚同居生活

e.g. They were accused of living in sin.
他们被指责未婚同居。

phrase

1. To live together as a couple without being married, often in a traditional or disapproving context.

Synonym: cohabit, live together unmarried