Not married or related to the unmarried state unmarried men and women .

没有结婚的或与 未婚 状态有关的未婚的男人和女人。

Just because of the ubiquitous phenomenon of unmarried cohabitation it puts the elderly remarried in an unstable state .

正是因为这种 非婚同居现象的大量存在，才使得老年人再婚处于一种不稳定的 状态。