System of endowment insurance的用法和樣例：
例句
- Thus, these expropriated peasants need more to rely on the social pension security system than other peasants.
所以說，被征地農民比其他農民群體更需要依賴社會養老保險制度。 - We should improve the systems of unemployment insurance and subsistence allowances for urban residents.
健全失業保險制度和城市居民最低生活保障制度。
