old-age social insurance system 基本例句 社会养老保险 The government plans to extend coverage basic life insurance in society.国家打算扩大基本社会养老保险的覆盖面。 Thus, these expropriated peasants need more to rely on the social pension security system than other peasants.所以说，被征地农民比其他农民群体更需要依赖社会养老保险制度。