单词详解

1. n.

（主要用于英国）地下铁路系统；地铁 (an underground railway system in a city)

They can go by underground. 他们可以坐地铁去。

I go to school by underground. 我乘地铁去学校。

We go to work by underground. 我们乘地铁去上班。

The underground is quicker than the bus. 地下火车比公共汽车快。

There was not an underground in Shanghai before. 从前上海没有地下铁道。

2. adj. & adv.

A. 地下的 (under the surface of the ground)

There is an underground car park nearby. 附近有一个地下停车场。

The cables all run underground. 电缆都铺在地下。

The mole bored its way underground. 鼹鼠在地下挖掘路。

B. 秘密的；非法的；暗中的 (operating secretly and often illegally, especially against a government)

He was an underground worker. 他是一个地下工作者。

They were suspected of underground activities. 他们被怀疑进行地下活动。

They were making a plan underground. 他们在秘密地策划。

The missile is delivered from underground. 这种导弹由地下发射。

The waste is buried deep underground. 废物埋在地下深处。

相关单词

同义词：subway（美国英语）