the property ladder

剑桥词典

a series of stages in owning houses in which you buy a small house or apartment first and then buy a bigger or more expensive house when you have enough money
房产阶梯（先买小房子或小公寓、然后再买更大或更贵一些的房子的一系列阶段）
House prices are so high now it is hard for first-time buyers to get on the property ladder (= buy their first house ). 现在的房价太高，首次置业的购房者很难买得起房子。 返回 the property ladder