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单词 underground
释义
underground
pronunciation note:   The adverb is pronounced (ʌndəʳgrnd ). The noun and adjective are pronounced (ʌndəʳgraʊnd ).
1. adverb [ADVERB after verb] B2
Something that is underground is below the surface of the ground.
Solid low-level waste will be disposed of deep underground.
The plane hit so hard that one engine was buried 16 feet underground.
Synonyms: below ground, in the earth, under the earth, below the surface  
Underground is also an adjective.
...a run-down shopping area with an underground car park.
...underground water pipes.
2. singular noun [oft by NOUN] A2
The underground in a city is the railway system in which electric trains travel below the ground in tunnels. [British]
...a woman alone in the underground waiting for a train.
He crossed London by underground.
The underground is ideal for getting to work in Milan.
regional note:   in AM, use subway
3. singular noun
In a country which is controlled by an enemy or has a harsh government, the underground is an organized group of people who are involved in illegal activities against the people in power.
These U.S. dollars were smuggled into the country during the war, to aid the underground.
4. adjective [ADJECTIVE noun]
Underground groups and activities are secret because their purpose is to oppose the government and they are illegal.
The organization runs an underground network to help people to leave the country.
They are accused of organising and financing an underground youth movement.
Synonyms: secret, undercover, covert, hidden  
5. adverb [ADVERB after verb]
If you go underground, you hide from the authorities or the police because your political ideas or activities are illegal.
After the violent clashes of 1981 they either went underground or left the country.
...opposition leaders, who are working underground because of the threat of arrest.
Collocations:
travel underground
Neither did anyone hide or travel underground.
Christianity Today
According to chlorofuorocarbon dating, the water takes 26 years to travel underground before returning to the surface at the springs.
Retrieved from Wikipedia CC BY-SA 3.0
He has a vehicle that can travel underground, boring through solid rock.
Retrieved from Wikipedia CC BY-SA 3.0
Steam lines travel underground to provide heat to different areas of the building.
Retrieved from Wikipedia CC BY-SA 3.0
He wonders why more people are not travelling underground.
Times, Sunday Times
underground cell
Survivors there are - and one of them suddenly appears in an underground cell with a glass wall.
Times, Sunday Times
The session, held in an underground cell, lasted for about five hours.
Retrieved from Wikipedia CC BY-SA 3.0
He dug himself an underground cell where he spent the rest of his life.
Retrieved from Wikipedia CC BY-SA 3.0
At the safe-house, he was kept in a small underground cell and subjected to loud music to break his will.
Retrieved from Wikipedia CC BY-SA 3.0
Under the granary was an underground cell.
Retrieved from Wikipedia CC BY-SA 3.0
underground gas
It stems from a rupture in a vast underground gas storage well.
Times, Sunday Times
Engineers at the company discovered that depleted underground gas fields could be modified to act as storage reservoirs.
Retrieved from Wikipedia CC BY-SA 3.0
There are also concerns that quakes may damage underground gas, oil, and water lines and wells that were not designed to withstand earthquakes.
Retrieved from Wikipedia CC BY-SA 3.0
The 16 sticks of dynamite triggered the explosion of underground gas lines and a subsequent fire.
Retrieved from Wikipedia CC BY-SA 3.0
The explosions occurred without warning, the government initially tried to pass them off as explosions in the underground gas mains.
Retrieved from Wikipedia CC BY-SA 3.0
underground reserves
Vast underground reserves of water are, unusually, recharging now, after years of being sorely depleted.
Times, Sunday Times
Underground reserves include marble quarries, deposits of basalt, slate for constructions and clay for ceramics.
Retrieved from Wikipedia CC BY-SA 3.0
But the company had huge debts, ore prices had dropped, and it was clear that the huge underground reserves predicted were not yielding the profits anticipated.
Retrieved from Wikipedia CC BY-SA 3.0
underground rock
I crept from underground rock to alternative rock and finally to the full-out commercial kind.
Times, Sunday Times
The technique frees natural gas by blasting underground rock with millions of gallons of water and chemicals.
Times, Sunday Times
The company has benefited handsomely from fracking, a gas-drilling method that uses high-pressure water and chemicals to blast apart underground rock formations.
Times, Sunday Times
Headlining the festival's final day were two underground rock legends.
Times, Sunday Times
The technique uses millions of gallons of water and chemicals to blast apart underground rock.
Times, Sunday Times
underground space
Some of this underground space now serves as a gym; the rest was transformed from culinary use into a cinema with a red and gold swirly-patterned carpet.
Times, Sunday Times
The underground space would also be used for parking.
Times, Sunday Times
To provide for this line, a much larger underground space was excavated than necessary for a simple station.
Retrieved from Wikipedia CC BY-SA 3.0
In 1914, the 254ha acre fort comprised 50 buildings, with an underground space of approximately 40,000 square meters (400,000 square feet).
Retrieved from Wikipedia CC BY-SA 3.0
Many land use restrictions and permitting requirements do not apply to underground space.
Retrieved from Wikipedia CC BY-SA 3.0
underground system
The alert meant that underground system, schools, universities and many shops would remain closed.
Times, Sunday Times
The lifestyle, the food, the weather and the underground system are all disturbing at first.
The Sun
It has soared right up into my top five cities in the world: grand buildings, lovely neighbourhoods, lavish shopping, a superb underground system.
Times, Sunday Times
I would pretend it was an underground system and the dots were stations.
Times, Sunday Times
It had the world's first underground system, it's got to keep believing in progress and having confidence.
Times, Sunday Times
underground vault
His remains are cased within an underground vault, marked with a ledger stone on the floor of the chapel.
The Sun
It's thought to lead to the same underground vault and smugglers' tunnels that run beneath a tombstone in the graveyard that repeatedly falls over.
Times, Sunday Times
Behind the 18th-century façades, 21st-century stage technology has been installed, and there's now a vast underground vault capable of storing seven stage sets.
Times, Sunday Times
Often these devices are located in an underground vault.
Retrieved from Wikipedia CC BY-SA 3.0
And now you are trapped on the lowest floor of your grandpa's underground vault.
Retrieved from Wikipedia CC BY-SA 3.0
Translations:
Chinese: 在地下, 地铁
Japanese: 地下に, 地下運動
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更新时间:2024/12/23 1:34:23