臭豆腐精
一、地铁的英文有：
metro n.地铁；地铁列车
tube n.管；管子；管状物；伦敦地铁；电子管；真空管；阴极射线管；管料；自行车内胎
subway n.地下通道；地铁
underground adv.在地下；秘密地；不公开地
underground railroad/railway
二、例句：
1、我让他自己向着地铁站吃力地走去。
I left him trogging off to the tube station.
2、我正乘坐拥挤的地铁下班回家。
I was returning home from work on a packed subway.
3、乘坐地铁和乘坐贵一倍的车一样舒适。
The Metro rode as well as some cars of twice the price.
