commensal是什么意思

用法例句

The paper analyzed three levels of situations of the elderly,adult children s numbers and intergenerational support between the elderly and their children,which affected the transitions in children s coresidence with older adults.

利用“安徽省老人生活福利状况”的跟踪调查数据,采用Logistic回归模型,结合中国农村劳动力外流背景下的老人状况、子女提供支持的可能性及双向代际支持的三个层面,考察老人与子女同住变动的影响因素。