英语语法分析

This is nonrefundable, even if the source of the mineral is less prevalent than the lessee predicted it to be or if it is in an unextractable form.

即使矿源比承租人预测的要少，或者矿源是不可开采的形式，这也是不可退还的。

Once the commodity rights are leased, the lessee will issue the owner an up-front payment to explore the property and investigate possible ways to extract the commodity.

一旦商品权利被出租，承租人将向所有人支付一笔预付款，用于勘探财产并调查提取商品的可能方式。

Payment of all building and land taxes shall be borne solely by the Lessee.

一切房屋、土地税均由承租方承担。