law of diminishing return of land

例句：

1. 1. The farmer has a large piece of land in the countryside.
   这位农民在乡下拥有一大片土地。
2. 2. The company plans to expand its land holdings by 30%.
   该公司计划将其土地储备增加30%。
3. 3. The government is considering buying more land for development purposes.
   政府正在考虑购买更多土地以进行开发。