【国外常见的几种情感状态】Relationship Status：1. single单身；2. in a relationship恋爱中；3. engaged已订婚；4. married已婚；5. in an open relationship开放式关系；6. widowed丧偶；7. separated分居状态；8. divorced已离异；9. domestic partnership未婚同居关系；10. Civil Union同性婚姻
