Bailyn's third proposition suggests two general patterns prevailing among the many thousands of migrants: one group came as indentured servants, another came to acquire land.
贝林的第三个主张提出了在成千上万的移民中普遍存在的两种模式：一种是契约仆役，另一种是为了获得土地。
2
As the world's third-longest river, it covers one-fifth of China's land area.
作为世界第三长河，它覆盖了中国陆地面积的五分之一。
3
Third, there are serious doubts about whether countries acquiring land are paying the true cost of it.