雅思写作高频词汇：幸福

　　welfare[幸福/福利]/well-being

　　-eg: The welfare of the individual is bound up with the welfare of the community.;

　　social security[社会保障];

　　medical care[医疗护理];

　　health insurance[医疗保险];

　　unemployment insurance[失业保险];

　　housing funds[住房公积金]