级差地租的英文：
differential (land) rent

differential是什么意思：
adj. 差别的；微分的；差动的
n. 差别；微分

A wage differential.
工资差额。

That would upset the wage differential.
这样做会打乱工资级别制度。

The products of the various firms are differentiated.
不同厂商销售的产品有差别。

land是什么意思：
n. 陆地；土地；国土，国家；地产
v. 降落，着陆；卸货

There is a fat land.
那有一块丰饶的土地。

Classes of Land for Taxation: urban land, agricultural land, forest land, and other land.
根据税收的土地分类:城市用地，农业用地，林地和其他土地。

The reclamation of waste land is influenced by land salinization.
新开垦耕地明显地受到盐碱化的影响，农业生产将受到一定威胁。

rent是什么意思：
n. 租金；地租
v. 租用；出租

A rent book,agreement,collector
租金登记簿、租赁协定、收租人.

The rent alone is $300.
单房租就三百元。

We only rent on a monthly basis and we cannot lose the October rent.
我们的房子只按月出租。我们不能损失十月份的房租。