矿井的英文：
mine

参考例句：

To bore(a shaft)with a trepan.
钻用钻井机钻(矿井)

Mixtures of 5-14% methane in air are explosive and have caused many mine disasters.
空气中若混有5～14%的甲烷就有爆炸的危险，已经造成了许多矿井灾难。

The angle of inclination from the vertical of a vein,fault,or lode.
倾斜余角因矿脉，断层或矿井倾斜而与垂直面形成的角度

tunnel a hole, shaft, passage, etc
挖掘洞穴、 矿井、 通道等.

This is an inactive mine.
这是一处闲置的矿井。

Tunnel a hole,shaft,passage,etc
挖掘洞穴、矿井、通道等.

A gallery or drift in a mine.
矿井中的水平巷道或小平巷

An accident on level three of the mine
发生在矿井第三层面的事故

The town is dead now the mine has closed.
因矿井已关闭,镇上一片死气沉沉.

I've got quite used to working in the pit.
在矿井工作我已经很习惯了。

mine是什么意思：
pron. 我的
n. 矿；地雷，水雷
v. 开矿，采矿；布雷于，用雷炸毁

This pen is mine.
这支笔是我的。

The left is mine.
左边的东西是我的。

This is an inactive mine.
这是一处闲置的矿井。

Change that cravat for this of mine, that coat for this of mine.
把你的蝴蝶结跟我的交换，上衣也跟我交换。

He is a good friend of mine.
他是我的一个好朋友。