复数：tontines
1.(17世纪意大利银行家 Tonti 氏倡导的)聚金养老法;〈集合词〉聚金养老会会员;聚金养老会的基金会员所得的养老金
1.an investment or insurance scheme in which contributors pay equal amounts into a common fund and receive equal dividends and benefits from it, with the final surviving contributor receiving everything
tontines