a social welfare programme的用法和样例：
- The Shanghai children's welfare home is a social welfare charity institution directed by the Shanghai Municipal Government.
- At that time, Arizona National Guard raided a "polygamous" communities, many have arrested the husband and children from their mother's hands away, into a social welfare agency.
- Once,for instance,when the houses of a social welfare home for the aged in Shanghai needed major repair,some of the seniors there were transferred to the Shanghai Municipal Welfare Home for Children.
- A social welfare function summarizes society's preferences concerning the utility of each of its members. It may be used to find the allocation of resources that maximizes social welfare.