i形容词性物主代词

mine的'例句：

In essence, your situation isn't so different from mine.

从本质上讲，你我的情况并非相差很远。

The engine is used for pumping water out of the mine.

这台发动机是用来从矿井中抽水的。

I tried hard but her work put mine in the shade.

我费了很大力气，但她的成果让我相形见绌。